The story of Clark Kent culminates in this epic two-hour series finale as Clark takes the last step to becoming the Man of Steel.

Clark reveals his secret to Lana, Jonathan and Lex learn the results of the senatorial election, and there is a tragic car accident on the highway that takes the life of someone Clark loves, forcing Clark to appeal to Jor-El for help.

In an attempt to cheer up Clark, Lois convinces him to attend their five-year high school reunion. A visit back to the home of the Crows has Clark remembering old times with Lana and Chloe, while Lois is furious that no one remembers her five days as a student. Brainiac 5.0 uses his Legion ring to visit from the future and takes Clark through his past, present and future. He shows Clark what really happened the night Jonathan died, Oliver’s current pain and Clark’s future at the Daily Planet with Lois and his role as Earth’s favorite red and blue superhero.

Clark travels to New York to meet Dr. Swann, a brilliant scientist who holds a message for Clark from his home planet. Meanwhile Lana decides to move out of Chloe's house after they get into an argument about Clark.

After a nightmare, Clark goes to the cave to confront his father Jor-El. Jor-El warns that the crystals have fallen into human hands and have triggered a new meteor shower which will annihilate the Earth unless he reunites the three crystals. Meanwhile, Lex helps Lana, who has apparently commited murder, but then turns against her to get possession of her Kryptonian stone. As disaster looms, Chloe and Lois try to find Lana while Clark attempts to reassemble the stones, and Jason returns to make things unpleasant for the Kents.

When Zod and the Kandorians launch their brutal attack on Earth, Chloe calls in some old friends to join the fight against the aliens. Clark and Zod face off in an epic battle for the control of Earth.

When Lex's Level 33.1 project comes to fruition, Oliver Queen must bring together several of Clark's "heroic" super-powered allies together: Arthur Curry, Bart Allen, and Victor Stone.

Lex is hit with a surprise by his father. Clark prepares for his date with Chloe, but Mother Nature has other plans.

A sense of foreboding surrounds Smallville as Clark must choose between staying with Lana and his family or fulfilling his destiny to rule the Earth. Lex and Helen prepare for their marriage, and Chloe considers Lionel's offer to investigate Clark.

Lois decides to tell Clark she knows he’s The Blur, but she accidentally activates an ancient artifact that transforms her into the Goddess Isis, complete with superpowers of her own. Oliver and Clark reluctantly decide to ask Tess for help with Lois. Meanwhile, after Cat Grant witnesses Lois as Isis using her superpowers, she decides Lois is the Blur and sets out to prove it.

Kara, a beautiful superpowered girl from Krypton, entices Clark to join with his father and embrace his destiny. Clark is left without support after Pete's departure when Jonathan reveals the deal he made with Jor-El. At the same time, Clark's relationships with Lex and Lana take unexpected turns, leaving him with no one but Kara to turn to.

A young runaway, Ryan, has the power to read minds and flees his abusive stepparents. The Kents take him in and Clark soon discovers the boy's powers and that he's immune to them. But Ryan's stepparents have plans to use the boy's powers for financial gain against...Lex.

Ryan (from "Stray") returns and Clark has to save him from Dr. Garner of the Summerholt Research Facility. Meanwhile, Aunt Nell leaves Smallville, and Lex wants to expand the plant but runs afoul of the mayor.

Having been transported to the Fortress of Solitude, Clark is confronted by Jor-El, who tells him he cannot return to Smallville, instead he must stay and prepare to save the planet. Also, transported to the Fortress, Chloe is unable to handle the sub-zero temperature and collapses, begging Clark to use his powers to save her. Jor-El forbids him to leave, but finally acquiesces, telling Clark he must return before sunset or there will be dire consequences. Meanwhile, Lana is horrified when she sees two Kryptonian aliens emerge from a spaceship discovered in the remnants of the meteor shower. The two aliens destroy what's left of the town searching for Kal-El.

When a mysterious killer strikes at both Lana and Jason, Alicia is the leading suspect and even Clark comes to doubt her innocence. Feeling betrayed, she secretly tricks Clark into revealing his powers in front of one of his friends. And Genevieve returns to town with an offer for Lex, who in turn has an offer for Jason.

Clark rescues Lana from the storm, but discovers that the spaceship is released, while Jonathan is buried alive with the unscrupulous reporter who discovered Clark's secret. Meanwhile, Lex is wracked with guilt over his critically injured father.

A man named Sylvester Pemberton tracks down Chloe and tells her he knows about her team of superheroes and needs their help. However, before he can explain who he is, he is attacked and killed by Icicle. Clark and Chloe's investigation leads Clark to the former headquarters of the Justice Society of America where he meets up with Nelson AKA Dr. Fate, Carter Hall AKA Hawkman and Courtney AKA Star Girl. Courtney pleads with Hawkman and Dr. Fate to help her catch the killer that is targeting their group but they are reluctant to resume their duties as superheroes. Clark, John Jones, Green Arrow and Chloe team up to help the JSA stop Icicle before he murders another member of the group. Meanwhile, Lois receives a package from a mysterious agency called Checkmate, run by Amanda Waller.

Clark discovers the reason Lana married Lex then and sets out to kill Lionel. Lex tries to use DNA from the last phantom to power his super-soldiers. Lois goes to a dam to search for Lex's lab but is caught by a security guard and fatally injured. Chloe's power is discovered.

Clark returns to Smallville as Kal-El - intent on fulfilling his destiny, he goes after a powerful kryptonian crystal that Lex has obtained in Egypt. Meanwhile, newcomer Lois Lane arrives in Smallville to look into the death of her cousin Chloe, and Lana returns from Paris with a new boyfriend. Jonathan lies in a coma after the events of last year's season finale and Lionel must deal with his new life in prison.

Dr. Walden comes out of a coma with super-powers and a desire to kill Clark, piquing the Luthors' interest. The spaceship starts talking to Clark, and Helen and Lex prepare for their wedding.

Jonathan's wallet is stolen by a super-speed thief, Bart Allen, who is faster than Clark. Bart comes to the farm and becomes friends with Clark, but Bart returns to crime when he sees an ancient manuscript that Lex has. As Clark soon realizes, the manuscript holds a map to one of the kryptonian crystals and he must go up against Bart to recover it.

Lex hires some thugs to bug Lionel's office but things get out of control when Lionel and Martha are taken hostage, and Clark must rescue them without revealing his secrets.

Professor Fine has unleashed a virus that will kill millions. Clark must put a stop to him, while Lex wonders what happens when he will tell Lana his newest secret.

Clark has his first run-in with red kryptonite in this exploration of classic Superman mythology, turning immoral when he gets his high-school ring holding a piece of rock. Meanwhile, Lex and his father have some issues to resolve when Lionel starts taking over the manor.

Believing that key information about his father's past was lost when his memory was erased, Lex decides to join an experimental program with Dr. Garner to regain the information so he can turn his father over to the FBI. Knowing that Lex will discover his secret if he regains his memory, Clark tries to stop him but is caught by Lionel and the doctor and exposed to the same radical treatment so that Lionel can solve the mystery of Clark's past.

Clark's powers are transferred into a classmate during a freak juxtaposition of meteor and storm. Clark must deal with being normal for the first time, and his classmate Eric is unable to cope with the new powers. Can Clark stop Eric's rampage without his abilities?

A heartbroken psychotic wearing a watch jeweled with kryptonite abducts Chloe and Jimmy and subjects them to a polygraph; while searching for them, Clark and Lois pose as a couple.

When a boy who can make people lose their memories robs the Talon, Clark goes after him but gets total amnesia. Chloe finds out what happened and has to tutor Clark in the use of his superpowers and make sure he doesn't accidentally reveal his secret. While Clark, Chloe, and Lois try to track down Kevin, Clark takes advantage of his "new life" to ask Lana on a date. And Lex tries to turn Clark's memory loss to his advantage by getting him to reveal the secret of the caves.

The Persuader attacks Clark; Chloe, as Brainiac, tells Davis he is Doomsday and that he was created to destroy the "other Kryptonian" and the world.

Unexpected guests crash Chloe and Jimmy's wedding; Oliver thinks he has found Lex and sets out to confront him, but he is shocked to find Lana instead; Lois and Clark grow closer.

Pete finds Clark's spaceship, forcing Clark to reveal his secret to his best friend. Dr. Hamilton is plagued by kryptonite-fueled illness and focuses on Pete. Meanwhile, Lana has to deal with Nell and her plans to remarry while Lex and Lionel adjust to life together.

Clark is drawn to the state penitentery by one of the kryptonian crystals, which Lionel is using to switch bodies with Lex. Clark intervenes and Lionel enters his body instead. While Lionel uses his newfound super-powers to regain his lost fortune and alienate Clark's friend, Clark must convince his parents that he is the "real" Clark and reverse the processs, while avoiding murderous convicts.

Clark gives up the ring and its effects rather than kill his father, and both he and the rescued Lex return to Smallville. Clark must deal with crime lord Morgan Edge, who has followed him to Smallville, while Lex must determine who tried to have him killed - Lionel or Helen.

Alicia (from "Obsession") is supposedly cured and returns to Smallville to start things back up with Clark. When she pushes for more and he turns reluctant, Alicia expoess him to red kryptonite, and the two go off to Las Vegas to get married. Meanwhile, Lana questions whether sex may prove the key to winning Jason back.

Clark has second thoughts about Lana marrying Lex, and Lana has the same concerns. Meanwhile, the doctor involved in the secret behind Lana's pregnancy threatens Lex with his knowledge.

Under the influence of red kryptonite, Clark is following a life of crime in Metropolis while his friends and parents desperately try to find him. Lex is forced to confront his personal demons on a desert island, while Lionel holds a funeral for his presumed-dead son. And Jonathan Kent must pay a high price for the power necessary to bring his son back home.

A flower that comes from a reopened "Level Three" of the fertilizer plant brings strange reactions from several people, including Jonathan, Lana, and Pete.

Lex locates Morgan Edge and gets him to admit to dirty dealings with Lionel, but before Lex can take it to the authorities, someone tries to kill him at the mansion. Barely surviving, Lex flees and asks Clark for help. However, when Clark returns to the mansion to investigate he finds nothing amiss, and begins to wonder if it really happened, especially after Lionel announces Lex has had a psychotic break and must be institutionalized.

The first episode tells the story of the meteor shower that hit Smallville and changed life in the Kansas town forever. Clark Kent meets Lex Luthor for the first time and encounters the first in a long line of humans mutated by the strange green meteor rocks that accompanied him on his journey to Earth.

A krypto-mutant, Gabriel, hacks into missile codes and prepares to eliminate krypto-mutants in Smallville once and for all. A powerless Clark confronts him and is shot, and only Jor-El can save him.

Whitney returns to Smallville, eager to start back up where he left off with Lana. But everything isn't what it seems...

Lex is taken to the Fortress to fulfill his destiny, while Lana awakens from her coma and Chloe is arrested by the government.

After an explosion Lana finds herself getting visions of a serial killer...and his next target is Chloe. Meanwhile Lex and Roger look further into the meteor shower and determine that something besides meteors hit Smallville that day.

Students are engaging in wild, sometimes suicidal stunts, and Chloe and Pete are the next ones to become "infected."..and they use a piece of red meteor rock to get Clark to join them.

Martha catches a lungful of kryptonite-irradiated spores and a weakened Clark is her only hope for survival.

Three of Clark's former opponents approach Lex to enlist his help in luring Clark to the hospital after they hear that Lionel has requested Lex be given electroshock therapy to erase his memory. However, the plan goes awry when the villains double-cross Lex and use kryptonite to steal Clark's powers. Meanwhile, Lana meets a mysterious stranger in the hospital.

DC Comics’ “The Wonder Twins” Zan and Jayna show up in Metropolis to help The Blur fight crime but end up botching several rescues, landing Clark in hot water with the District Attorney’s office.

Lionel is taken hostage by a masked man who forces him to play elaborate games for the prize of staying alive. Martha goes to confront Lionel after Clark tells her Lionel knows his secret and becomes a part of the game herself, fighting for her life.

No one is safe when Lex seeks the secret of Veritas, and Clark tries to stop him.

Clark is forced to use his powers in front of Alicia, a new girl at school, but he is surprised to find out she has powers of her own. The two develop a bond through their shared secret, but things turn ugly after Alicia becomes obsessive about sharing Clark with anyone else - especially Lana. Meanwhile, Lana asks Lex to investigate Adam.

After Zatanna sends a magically spiked bottle of champagne to Clark and Lois for their bachelor/bachlorette parties, the gang blacks out after the toast, only to wake up the next morning and realize they can't remember anything about the night before.

The VRA is in full effect and things take an unfortunate turn of events after the Green Arrow tries to stop a mugging but is attacked by citizens for being a super hero. Clark discovers that the civilians who attacked Oliver were all marked with a darkness tattoo. Carter Hall and Star Girl return to help Clark deal with Slade’s re-emergence after he kidnaps Lois.

Much to Clark's surprise, Martha Kent returns to Smallville with her new boyfriend, Perry White in tow. Lois and Perry realize they are both working on the same story about the Red Queen, and decide to team up, which ultimately puts them in serious danger. Chloe helps Clark search for the Book of Rao, which they believe contains information on how to stop Zod and his army.

When Clark wonders if the world would be better off if he never came to Smallville, Jor-El shows him what life would have been like if he had never existed.

The mysterious Green Arrow steals a necklace from Martha, and both Lois and Clark resolve to find out who the vigilante is. While Clark determines Green Arrow's true identity, Lex continues his investigation of the mysterious black box while Lionel warns Lana against him.

During Clark's battle with the last Phantom Zone wraith, Lex is rescued by a mysterious woman. She then goes to the Kent farm and reveals she is Clark's cousin, Kara, from Krypton.

Lois finds Clark's lifeless body and removes the blue kryptonite enabling him to heal himself. However, Lois sneaks away before Clark fully awakens in order to protect his secret. Meanwhile, Chloe is desperate to find Oliver, so she turns to an unlikely source for answers. Jonathan returns to the Kent Farm with a message for Clark, and Tess awakens in a LuthorCorp lab.

Tess kidnaps Lois to find out where Lois went after she disappeared for weeks. Lois's memory of the future depicts a Metropolis under Zod's rule and Clark powerless under the red sun, while Chloe forms a resistance group with Oliver. After learning of these future events, Clark makes an important decision about Zod.

A powerless Clark is trapped in the "Phantom Zone" surrounded by the criminals his father imprisoned there. However, an unexpected ally comes to his aid. Meanwhile, Zod in Lex's body advances his plan to transform Earth into a new Krypton, while using Lana to produce an heir.

Clark visits Metropolis, and does a secret good deed - a police detective witnesses this and decides to look into it.

Clark receives a panicked call from Lana and hears a gunshot before the line goes dead, but when he arrives at the Talon he is stunned to discover she is alive and well. Clark realizes the phone call came from the next day and that Adam is the one who will shoot Lana.

When Jonathan begins to act strangely, Clark believes Jor-El is sending Jonathan messages through the key and is the cause for his father's withdrawal from the family. Clark goes down to the caves to confront his biological father but Lionel catches him there and begins putting the pieces together, leading him straight to Dr. Swann. As the two billionaires face off, a deal is struck and Lionel's true motives are revealed.

Tess acquires a Kryptonian box that once belonged to Lionel Luthor. When Clark accidentally activates the box, he’s transported to a parallel universe where Lionel found Clark in the cornfields instead of the Kents. In this universe, Clark Luthor is a murderer and Lois is engaged to Oliver and both of them hate Clark. Clark must be careful not to tip off Lionel that he’s not his son while trying to figure out how to get back to Earth where the monster Clark Luthor was transported in his place.

Clark is once again exposed to red kryptonite, and his "other self" goes on a rampage of sorts on Valentine's Day, kissing the women he's most attracted to and expressing his uninhibited feelings for the various relationships around him.

At a party at Crater Lake, Lois is saved from drowning by Arthur "A.C." Curry. Arthur has incredible swimming abilities, but also a secret agenda aimed at...Lex. Meanwhile, Professor Fine discussed Lex's weapons-manfucturing operations with Clark.

Lana and Lionel have a secret meeting, after which Lana is shot. While Jimmy is observing photos of the encounter, he is knocked unconscious. While unconscious Jimmy dreams about what life in Smallville would have been like in the 1940s. Clark is a reporter at the Daily Planet, Lana is a siren who planned the demise of her magnate husband Lex, and Lois is a singer at a bar that Lionel owns.

Pete Ross returns to town and finds a number of surprising changes since his departure. Besides resolving his feelings toward Clark since he learned of his friend's secret, Pete has to deal with the acquisition of a superpower of his own.

Chloe is possessed by the spirit of a young girl whose body is sealed in the Talon's walls, and goes searching for the girl's killer while Clark and Lois try to track her down.

Lana joins a sorority to get housing for her last-minute college registration, but the sisters have a deadly agenda which involves turning Lana into a vampire like themselves and sending her against Clark. Meanwhile, Chloe applies to become an intern at the Daily Planet and runs up against the editor-in-chief, Pauline Kahn.

An illegal immigrant comes to Clark for help, escaping from a nearby farm where he's working... a farm that houses a dark secret.

While Clark seeks out Brainiac to force him to fulfill his side of their bargain and restore Lana, Chloe and Jimmy go up against the government.

Clark is suspicious when Lana suddenly becomes attracted to a fellow student and begins to act rebelliously, which eventually lands her in jail. Clark's suspicions are confirmed when he discovers Lana's new boyfriend has magnetic powers that can move objects and alter human emotions, but when he tries to free Lana from the paranormal hold that is controlling her, she tries to kill him. Meanwhile, Lex discovers Chloe has been delving into Lionel's past and tries to get her to join forces against his dad.

One of the escapees from the Phantom Zone has killed the crew of a ship in Seattle. Clark confronts the killer who feeds on the bones of his victim. In Smallville, a patient in LuthorCorp Labs escapes experimentation and seeks revenge on Lex by trapping him in a dimension where he can see and hear those around him, but they cannot see him.

Clark is hypnotized by a woman who uses a supposedly magical charm to control others - he reveals his super powers and is sent to kill Lex. Meanwhile, Lex has tracked down the missing Professor Fine and plans to confront him, unaware that Clark is coming to murder him.

Distraught over her break-up with Clark, Lana goes to a rogue medical student who experiments with a dangerous kryptonite-based serum that allows people to flat-line but see their dead loved ones. Lana attempts to see her dead parents using the serum and when Clark returns from Honduras to help her, the doctor injects him with the serum and Clark speaks with his dead father...who warns him that Lionel knows his secret. Meanwhile, Lionel continues working to get closer to Martha, and Lex has a near-death vision of his mother.

Kara takes to life in Smallville by getting a job at the Talon, and entering the Miss Sweet Corn Pageant as a contestant, overruling Clark's objections. However, Lex takes an interest in her and three of the other contestants discover she has super-powers and decide to use her to steal a valuable time capsule.

Zod and his soldiers release a virus into the air that turns humans into zombies. The only way to stop it is to make an antidote from the blood of another Kryptonian. After Lois is infected, Chloe pleads with Clark to donate his blood to stop the epidemic, even though it risks outing him to Zod.

After Pete refuses to throw a street race, the thugs that run it threaten his life, so he asks Clark to use his powers to stop them. Furious that Pete would put himself in this position, Clark must figure out a way to save Pete and still protect his secret. Meanwhile, Jonathan begins to suffer the consequences of his deal with Jor-El.

Lana has a stalker which leads her to an unexpected hideout. Also, Chloe has to reevaluate her feelings for Clark after she and Jimmy break up due to Jimmy's belief that she isn't really over Clark.

Clark learns that John Jones was shot while working as a police officer; Lana tells Tess that Lex isn't the man she thinks he is, forcing Tess to re-evaluate her position as head of Luthercorp.

Clark gets into a class election and one of his opponents is a krypto-mutant who can control bees. Meanwhile a reporter from Metropolis visits to do a story on Lex.

Oliver's past comes back to haunt him in the form of The Dark Archer, Oliver's former teacher, who seeks revenge on his student by taking aim at Lois and Chloe. Oliver faces down The Dark Archer after his former mentor kidnaps Mia AKA "Speedy" but is pushed to his limit and Clark races to stop him from making another deadly mistake.

The Senatorial race between Jonathan and Lex heats up when Jonathan receives an anonymous threat warning him to drop out of the election. When Clark finds Jonathan badly beaten he determines to find the attackers. Lois is thrown into the mix when she is captured and she is forced to assassinate Jonathan during his speech.

When Green Arrow's band of heroes thwarts his efforts once too often, Lex employs a super-powered vigilante to take down the Emerald Archer.

A mysterious man who claims to be a product of Lex's latest project plants a bomb on Chloe and uses her to force Lois to get the truth from Lex.

Clark discovers that Lana is missing; Tess reveals what really happened to Lana when she woke up from her Brainiac-induced coma; Tess is shocked by what she discovers in a secret LuthorCorp facility.

Martha's father William comes to town after many years of estrangement due do his disapproval of Jonathan. Meanwhile Clark must deal with a series of old-age deaths at Smallville High, and the new principal puts his foot down.

Lex tracks the amnesiac Kara to Detroit, where Lois follows him. An obsessive busboy infatuated with Kara shoots Lex, and Chloe has to determine whether to heal him or not.

Lex and Lana are at the mercy of a deranged Smallville deputy who plans to keep them captive until Lex reveals the location of the Kryptonian spaceship. Meanwhile, the Kents can't see eye-to-eye on campaign financing.

Clark discovers that Davis is still alive and confronts Chloe about protecting him. Oliver discovers Jimmy breaking into Chloe’s apartment, but things get rapidly worse after Davis jumps from the shadows and attacks both of them.

It is Valentine’s Day and while Clark is out on a date with Lois, he unknowingly becomes infected by gemstone kryptonite, which has magical wish-fulfilling properties. Clark mentions to Lois that he wishes they had a more traditional relationship,so Lois quits the Daily Planet, moves in with Clark and starts planning their wedding. Still unaware of his new power, Clark also casually tells Chloe he wishes she would spend more time watching out for him, so an infected Chloe takes his wish to heart and sets her sights on a new target – Lois.

When Oliver is poisoned, he starts having flashbacks to the period when he gained his archery skills... and met Tess. Meanwhile, Chloe has to make a decision which surprises Clark.

Clark and Lois head out of town for a quiet romantic getaway, but their plans are thwarted when they run into Chloe and Oliver at their Bed & Breakfast Inn. The couples' awkward moment is interrupted by the arrival of the Silver Banshee, who sets her sights on Clark and Oliver. Meanwhile, Tess faces off with Zod with a surprising result.

When a movie is shot in Smallville, Clark is forced to secretly use his powers to save someone from a runaway car... but somebody is looking and becomes Clark's biggest fan. Meanwhile, Lionel's fate is revealed.

Clark and Chloe pursue a plant creature that uses male humans to recreate, one which has taken Jimmy Olsen as its next human breeding ground. Meanwhile, Oliver Queen asks a reluctant Lois to be his date at a charity ball held by Lex.

Bernard Chisholm, a doctor who died and was brought back to life by the Kandorians so they can experiment on him, escapes and kidnaps some Kandorians in order to prove aliens have invaded Earth. Bernard tries to get Lois to write a story validating his claim, but when Lois refuses, he kidnaps her too. In an effort to save his people, Zod poses as a reporter from the Daily Planet and uncovers Bernard’s secret lab. Clark arrives at the lab just in time to see Zod get shot.

Chloe invites an injured 15-year-old to move in with her. Meanwhile, Clark experiences his first day of work with Lois.

Lana absorbs Clark's powers during a lightning storm, which she uses to break into Lex's safe and steal some incriminating evidence. After being turned away by Grant at the Daily Planet, who won't accept her stolen evidence, Lana goes after Lex herself. Clark tries to rescue Lex, but must first battle the super-powered Lana.

Lucy Lane, Lois' younger sister, comes to Smallville but Clark catches her stealing money from the Talon to pay off a European crime syndicate. Lex offers to help but everything is not what it seems. Meanwhile, a thief breaks into Lana's apartment and steals the crystal, and Jason suspects Lionel.

Lex is accused of killing a young woman and Clark turns to Lionel for help. Meanwhile, Lana has a dream of her ancestor and a mysterious second woman - a dead ringer for Jason's mother Genevieve, who arrives to visit her son and his new girlfriend.

Clark meets Zatanna at a comic book convention, where she tells him her father charmed a copy of the comic book "Warrior Angel" and it holds magical powers. A young man named Stephen steals the comic book and develops super powers, transforming himself into Warrior Angel and saving Chloe from a horrible accident.

Clark is in his barn one moment... and the next finds himself in a psychiatric hospital where he discovers he's been suffering from delusions that he came from another planet and has super-powers.

Dr. Curtis Knox says he can "cure" someone from being a "meteor freak," changing their lives. Chloe takes an interest in this, but Dr. Knox may have another secret.

Jor-El mysteriously arrives at the Kent farm searching for his son, Kal-El, but meets Chloe instead. Convinced the Blur is Jor-El, Zod enlists Tess’s help in finding him to force him to reveal the secret to his powers. Clark realizes Jor-El is alive and on Earth and races to find him before Zod does.

Clark saves a man who in gratitude decides to help Clark in return...by using his ability to turn invisible and his skill as a hitman to kill Lex so Clark can reunite with Lana. And Clark and Lana finally square off about Lana's new relationship.

Clark believes a recent attack in a theater may be the work of a serial killer; Davis fears that his blackouts could mean that he is the killer.

Clark must stop the school photographer after he sets up a fake high school and uses his ability to petrify people to kidnap students - including Chloe and Lana - to keep the glory days of high school going forever. Meanwhile, Lex and Lionel are kidnapped and tortured by the Teagues in an effort to find the Kryptonian artifact, revealing that...Lana has it.

Lana has a new stalker - a boy imprisoned in his basement by his parents who sneaks out at night to visit her. Meanwhile Lionel hires Clark's mother as his personal assistant.

Zod continues to pose as "The Blur" and asks Lois to investigate one of Tess' secret labs. An explosion rocks the lab, and Lois is rescued by John Corben who was a subject of multiple experiments. While investigating the explosion, Clark is exposed to red kryptonite. And infected Clark takes Zod to the Fortress. Tess turns to Chloe for help and they send in Corben to stop Clark from revealing all his secrets.

Tyler gains the power to destroy organic matter with a touch, and resolves to put the dying out of their misery...and Whitney's father is his next target. Meanwhile Lionel and Lex spar over Lionel's rising success in Smallville.

Tess invites Clark to a press conference in New York but when an explosion rocks the private jet they are on, Clark must figure out how to save them without Tess learning his secret. Unbeknown to Clark, Tess orchestrated the explosion to get Clark to reveal his powers. Meanwhile, Davis discovers a surprising way to control the monster within.

Clark and Chloe find an escaped Zoner named Titan who is the star of a secret fight club that puts its death battles on the internet. Lois can tell that there is a story and goes to investigate, where she is put in the ring to fight. Clark goes in as a super-powered fighter to take on Titan but ends up against a different opponent instead.

Clark hears his mother's voice trapped in Kara's crystal, and releases her. She gives him Jor-El's ring made of Blue Kryptonite, which strips him of his powers.

Checking out a crater in a cornfield, Clark and Lana discover a baby with no parents and take him back to the Kent farm. However, when the baby, Evan, ages from a newborn to a 7-year-old in less than a day, it becomes clear he is aging at a rapid rate and they turn to Lex for help. Meanwhile, Genevieve suspects Lex has the Chinese Kryptonian artifact and orders Lionel to either recover it...or risk putting Lex in danger of his life.

A jock named Sean gains the ability to absorb heat from everything and everyone around him, and begins preying on people to gain the heat he needs to survive.

Lois investigates the early prison release of ex-District Attorney Raymond Sacks but he threatens her with a gun when confronted. The Blur saves her, but is captured on film by a delivery guy who plans to sell the photo to Sacks. Lois and Clark each attempt to thwart the delivery of the photo and run into Maxwell Lord, a wealthy tycoon and Checkmate operative, who is trying to learn The Blur's identity to eliminate him. Meanwhile, Chloe discovers Zod's secret.

Whitney falls in with some former jocks who have kryptonite tattoos that give them the power to walk through walls. Meanwhile, Chloe is seriously injured and Lex has his own plans.

Clark must deal with Greg, a nerdish bug collector with a crush on Lana who gains the ability of various insects and uses them to lash out at anyone who opposes him.

After being shot while stopping a carjacking, the Green Arrow begins acting strangely. Chloe and Clark investigate and find Oliver is taking a super drug that while healing his wound, has some dangerous side effects.

Clark tells Jor-El he’s ready to start his training, but Jor-El sends him back to Metropolis to cut ties with Lois before he can begin. Chloe is shocked when Lois suddenly reappears after having been missing for weeks, but Lois has no recollection of vanishing into thin air with the Legion ring. Chloe begs Clark to use the Legion ring to go back in time to save Jimmy, but he refuses, driving a wedge into their friendship. Meanwhile, Zod arrives at the Luthor mansion...

Lionel and Tess go head to head in a battle for the Luthor name. Clark and Lois are stunned by Tess’ latest present to them.

Clark runs up against super-strong robbers who are apparently tied to LexCorp. And Chloe begins to ally with Lionel, while Lana and Henry Small bond.

Clark takes Chloe to the Fortress of Solitude so Jor-El can heal her after Brainiac replaces her memories with Kryptonian code.

Tess tries to kill Davis by blowing up his truck. However, after he escapes, she realizes she needs help to destroy him and turns to Clark. Tess reveals Davis' secret childhood with the Luthors and hints that she knows Clark's true identity. Meanwhile, Davis runs to Chloe for help.

After being struck by a truck, John Corben wakes up alone in an abandoned apartment as a man-machine with a Kryptonite heart. Corben realizes he now has superhuman strength and sets out to exact revenge on the Red-Blue Blur, who he perceives to be an irresponsible vigilante. Against Clark's wishes, Lois involves herself in the Red-Blue Blur's investigation, and winds up getting kidnapped by Corben.

Lex and Oliver Queen return to their old prep school for a reunion, but Oliver's old friends (and Lex's old enemies) start dying in mysterious accidents. Meanwhile, Clark learns that someone... or something may have left the Phantom Zone with him.

An abusive and hot-tempered football coach gains the ability to control and project fire.

Lex discovers that Chloe's mother has special abilities and forces her to help him in exchange for Chloe's life. However, she has a trick or two of her own to use to escape.

Lex tries to turn a soldier that supposedly died in Afghanistan into a "super-soldier." A senator threatens to tell the world about Lex's labs, prompting Lex to send the "soldier" to kill the senator. Lois sees the attack and becomes the soldier's next victim.

Clark befriends a little girl who has the ability to telekinetically shatter glass, then comes to her aid when it's believed she killed her mother in a brutal stabbing attack. Meanwhile Lex and Lana grow closer together and Chloe finds out about it.