Theme: Veal Chef Marc Vetri of Philadelphia's Vetri Italian restaurant enters kitchen stadium to take on Iron Chef Michael Symon. Will Vetri's treatment of the secret ingredient earn him a win, or will he fall to Iron Chef Symon's cuisine? Tune in to see whose cuisine reigns supreme!

Theme: Barracuda New York Chef extraordinaire Seamus Mullen enters Kitchen Stadium for the first time since competing in Next Iron Chef season 2 to take on Iron Chef Cat Cora. Will Chef Mullen take what he learned in the Next Iron Chef competition and bring his A game to Kitchen stadium, or will be feel the heat of defeat to Iron Chef Cora? Tune in to see whose cuisine reigns supreme!

Theme: Cucumber

Theme : Leg of lamb Challenging Chef David Schneider channels his inner Ares as he enters Kitchen Stadium to battle Iron Chef Cat Cora in a showdown of Greek cuisine. Who's cuisine will reign supreme?

Theme : Pork Los Angeles Chef Neal Fraser takes on Iron Chef Cat Cora.

Theme : Chum salmon Raleigh Chef Ashley Christensen battles Iron Chef Bobby Flay in Kitchen Stadium.

Theme : Wreckfish New York chef David Pasternak and Iron Chef Masaharu Morimoto square off in Kitchen Stadium.

Theme : Radish Challenging Chef Vitaly Paley abandoned a career behind the piano for a career behind the burners. Will he play a song of victory against Iron Chef Garces?

Theme : Mexican chocolate Mexico City native Chef Julian Medina enters Kitchen Stadium to challenge the master of Latin food, Iron Chef Jose Garces. Which chef has the flavor, and which will fall flat?

Theme: Bell Pepper

Theme: Mahi-Mahi Chefs Katsuya Fukushima and Ruben Garcia of Café Atlantico enter Kitchen Stadium to challenge our newest Iron Chef Jose Garces. As Chefs under Jose Andres, they turn out inventive and unconventional cuisine in Washington, DC. Will their creativity in Kitchen Stadium win the judges over, or will Iron Chef Garces take home the win? Tune in to see whose cuisine reigns supreme!

Theme: Broccoli New York based Vegetarian Chef Amanda Cohen enters Kitchen Stadium to take on Iron Chef Morimoto. Will her vegetarian delicacies win over the judges, or will Morimoto take home the win? Tune in to see whose cuisine reigns supreme!

Theme: Bleu Cheese

Theme: Sardines A culinary battle between New York chef Geoffrey Zakarian and Iron Chef Masaharu Morimoto.

Theme : Pizza dough A pizza-dough battle pits Iron Chef Mario Batali against chef Todd English.

Iron Chef Masaharu Morimoto faces off against Challenger Justin Bogle, Executive Chef at Gilt in New York City. Judges are Donatella Arpaia Stewart, Ben Sargent and Karine Bakhoum.

Theme : Hot dogs Toronto chef Roger Mooking ("Everyday Exotic") battles Iron Chef Michael Symon in Kitchen Stadium.

Theme: Short Ribs

Theme : Mozzarella Chef Emma Hearst is the youngest challenger ever to enter Kitchen Stadium! She challenges old pro Iron Chef Michael Symon. Will youth and exuberance trump age and experience?

Theme : Passion fruit It's a Philadelphia showdown as Chef Michael Solomonov takes on Iron Chef Jose Garces. Will Kitchen Stadium be filled with brotherly love, or sibling rivalry?

Theme : Canadian lobster It's network vs. network when Cooking Channel host Chuck Hughes uses his "Day Off" to enter into battle at Kitchen Stadium. Will Iron Chef Bobby Flay defend the honor of the Chairman, or will the new kid on the block take him down?

Theme : Deep freeze (multiple courses with a specified ingredient, containing a frozen element) Michael Symon and Anne Burrell team up to take on Cat Cora and Robert Irvine.

Theme : Gruyère cheese New York-based chef Nicolas Cantrel enters Kitchen Stadium to take on the newest addition to the Chairman's Iron Chef team, Marc Forgione. Will the Iron Chef do the Chairman proud, or will Chef Cantrel take down the newly crowned?

Theme : Crawfish Iron Chef Mario Batali faces Seattle chef Tamara Murphy.

Theme : Sweet Onions Iron Chef Bobby Flay takes on challenger Michelle Bernstein.

Theme : Mushroom The first all women team challenge Iron Chef Batali in a courageous battle to the finish. See who's cuisine reigns supreme!

Two teams of culinary brothers meet in Kitchen Stadium. Iron Chef Marc Forgione teams up with his brother, Bryan, to face off against Challenger Joey Campanaro and his brother Lou. Joey Campanaro makes his second appearance in Kitchen Stadium, having previously been bested by Iron Chef Cat Cora in Battle Venison. Judges are Cady Huffman, Mario Rizzotti and Anya Fernald.

Theme : Catfish Iron Chef Mario Batali takes on Challenger Roberto Trevino in a battle of huge proportions! See who’s cuisine reigns supreme!

Theme : Quail Chefs: Chef John Rivera Sedlar and Iron Chef Masaharu Morimoto square off.

Theme : Hamburger A hamburger battle pits Iron Chef Cat Cora against challenger Kerry Simon.

Theme : Mussels Chicago chef Todd Stein is the challenger against Iron Chef Bobby Flay.

Theme : Scallops In this battle to the finish, Iron Chef Morimoto takes on Challenger Roberto Donna. See whose cuisine reigns supreme.

Iron Chef Bobby Flay faces off against Challenger Chris Hastings, chef and owner at Hot and Hot Fish Club in Birmingham, Alabama. Judges are Anthony Anderson, Donatella Arpaia Stewart and Simon Majumdar.

Theme: Halloween candy

Theme: Tongue and Cheek Kentucky based Chef Edward Lee enters Kitchen stadium to take on Iron Chef Jose Garces. Will Chef Lee's contemporary take on American cuisine earn him a win over Iron Chef Garces, or will he leave with a bitter taste of defeat in his mouth? Tune in to see whose cuisine reigns supreme!

Theme: Bourbon Chef Paul Miranda enters kitchen stadium for the first time to challenge Iron Chef Cat Cora to a culinary showdown. Can Chef Miranda muster the culinary courage to defeat Iron Chef Cora? Tune in to see whose cuisine reigns supreme!

Iron Chefs Bobby Flay and Jose Garces take on Iron Chefs Masaharu Morimoto and Geoffrey Zakarian in a frozen wonderland, where food must be served on elaborate places carved from huge blocks of ice. Judges are Anthony Anderson, Alfred Portale and Karine Bakhoum.

Iron Chef Bobby Flay faces off against challenger Michael Voltaggio. Chef Voltaggio is the Owner/Executive chef of ink in Los Angeles. Mario Rizzotti, Karine Bakhoum and Hal Rubenstein are the judges for this battle.

ron Chef Alex Guarnaschelli faces off against Challenger Robert Clark. Chef Clark is the owner of The Fish Counter in Vancouver, Canada. The judges for this battle are Donatella Arpaia, Art Smith and Elettra Wiedemann.

Iron Chef Jose Garces faces off against challenger Jamie Bissonnette. Chef Bissonnette; Judy Joo, John T. Edge and Karine Bakhoum are the judges.

Theme: Cowboy Ribeye A grill-off pits Iron Chef Bobby Flay against New York chef Peter Kelly.

Iron Chef Bobby Flay faces off against Challenger Viet Pham. Chef Pham is co-owner of Forage, an award-winning restaurant in Salt Lake City. Judges are Simon Majumdar, Donatella Arpaia and Ben Sargent.

Iron Chef Michael Symon faces off against Challenger Chef Celina Tio. Chef Tio participated in the third season of The Next Iron Chef, for which Iron Chef Symon was a judge. Judges are Anthony Anderson, Karine Bakhoum and Michael Ruhlman.

Iron Chef Bobby Flay faces off against Challenger Micah Wexler. Chef Wexler is a James Beard award semi-finalist for Rising Star Chef of the Year 2012. Judges are Anthony Anderson, Karine Bakhoum and Michael Ruhlman.

Iron Chef Bobby Flay faces off against Challenger Hong Thaimee. Chef Thaimee is Executive Chef at Ngam, a Thai restaurant in New York City. Judges are Troy Johnson, Ree Drummond and Josh Ozersky.

Iron Chef Jose Garces faces off against challenger Russell Jackson, a.k.a. "The Dissident Chef." Judges for this battle are John T. Edge, Anya Fernald and Jose Andres.

In this final round of the Iron Chef America Tournament of Champions, the top two finalists battle in Kitchen Stadium. Judges Donatella Arpaia, Bobby Flay and Karine Bakhoum will crown one Grand Champion.

Iron Chef Geoffrey Zakarian faces off against challenger Dale Talde, the Executive Chef at Talde; the judges for this battle are Anya Fernald, Martin Yan and Judy Joo.

Theme: Mackerel

Theme: Leeks Chicago chef Maneet Chauhan is the challenger against Iron Chef Masaharu Morimoto.

Iron Chef Jose Garces, paired with mixologist Tony Abou-Ganim, faces off against Chef Alexandra Raij, paired with mixologist Charlotte Voisey. Chef Raij owns two New York City tapas restaurants, Txikito and El Quinto Pino. Judges are Michael Ruhlman, Dina Manzo and Adam Richman.

Iron Chef Michael Symon faces off against Challenger Chef Celina Tio. Chef Tio participated in the third season of The Next Iron Chef, for which Iron Chef Symon was a judge. Judges are Anthony Anderson, Karine Bakhoum and Michael Ruhlman.

In this first round of the Iron Chef America Tournament of Champions, Iron Chefs Jose Garces and Marc Forgione face off in Kitchen Stadium. The winner of this battle will meet Iron Chef Masaharu Morimoto in Round Two. Adam Fleischman, Donatella Arpaia and Simon Majumdar are the judges.

Iron Chefs paired with amateur cooks raise the bar on common food fare in a food fight brawl. Iron Chef Bobby Flay and actor Anthony Anderson take on Iron Chef Masaharu Morimoto and food writer Simon Majumdar. The judges are Billy Harris, Donatella Arpaia and Adam Fleischman.

Iron Chefs paired with pastry-chef maestros conjure up tropical desserts. Iron Chef Alex Guarnaschelli and Johnny Iuzzini take on the team of Iron Chef Geoffrey Zakarian and Elizabeth Falkner. Judges are Judy Joo, Michael Ruhlman and Sherry Yard.

In this international competition, Iron Chef Alex Guarnaschelli faces off against Iron Chef UK Judy Joo. The judges are Jeffrey Steingarten, Karine Bakhoum, and Tory Belleci.

In this first round of the Iron Chef America Tournament of Champions, Iron Chef Geoffrey Zakarian faces off against Iron Chef Alex Guarnaschelli. The winner of this single elimination contest goes on to face Iron Chef Symon in round two. The judges are G. Garvin, Trisha Yearwood and Simon Majumdar.

In this second round of the Tournament of Champions, Iron Chef winner from round one, Geoffrey Zakarian, battles Iron Chef Michael Symon. The judges for this battle are Ree Drummond, Aaron Sanchez and Trisha Yearwood.

Two teams of Iron Chefs skirmish in a Big Game Day clash. (Michael Symon and Marc Forgione vs. Masaharu Morimoto and Jose Garces) Judges are Donatella Arpaia, Mike Greenberg and Caroline Manzo.

Iron Chefs Michael Symon and Geoffrey Zakarian go face to face with a team of Austro-German chefs, led by Bernhard Mairinger, Executive Chef at Bierbeisl in Beverly Hills, Calif., to celebrate this Bavarian holiday. Judges are Valerie Bertinelli, Karine Bakhoum and Eugene Remm.

Theme : Shrimp Iron Chef Mario Batali takes on challenger Traci Des Jardins.

Theme : Tilapia New York City chef Wylie Dufresne battles Mario Batali.

Theme : Lamb Bobby Flay faces David Burke in the culinary competition.

Theme: Lemons Italian brothers Nicola and Fabrizio Carro enter kitchen stadium to take on Iron Chef Michael Symon paired with Chef Michael Psilakis. Will the brothers take down the Michael's with their classic cuisine, or will Symon and Psilakis wow the judges with their paired dishes? Tune in to see whose cuisine reigns supreme!

Theme: White House garden produce Michelle Obama shows up in the Season 8 premiere and informs the chefs that the White House garden will be their secret ingredient. Teaming up to create the "ultimate meal for America" are Emeril Lagasse and Mario Batali, who will compete against Bobby Flay and White House executive chef Cristeta Comerford.

Theme: Figs Aspen chef Dena Marino enters kitchen stadium to take on acclaimed Iron Chef Masaharu Morimoto. Will Chef Marino's clean flavors impress the judges enough to take home the win? Tune in to see whose cuisine reigns supreme.

Theme: Chocolate and Chili

Theme: Prosciutto Food 2 personality Spike Mendelson enters Kitchen Stadium to take on Iron Chef Michhael Symon. Will Spike's flare in the kitchen win over the judges or will he fall flat to Iron Chef Symon's bold cuisine? Tune in to see whose cuisine reigns supreme!

Theme: Uni Makoto Okuwa, a former sous chef to Masaharu Morimoto, enters Kitchen Stadium for the first time as a challenger and takes on Michael Symon.

Theme: Oatmeal Chef Christopher Kostow of The Restaurant at Meadowood in Napa Sonoma California enters Kitchen Stadium to take on fellow Californian Iron Chef Cat Cora. Can Chef Kostow delicate treatment of the ingredients earn him a win, or will he face defeat? Tune in to see whose cuisine reigns supreme.

Theme: Truffles Portland based Chef Naomi Pomeroy enters kitchen stadium to take on the newest Iron Chef Jose Garces.

Challenger Michael Chiarello seeks redemption in his face off against Iron Chef Geoffrey Zakarian in this grudge match. Chef Chiarello lost to Iron Chef Zakarian in The Next Iron Chef: All-Stars. Judges are Neil Patrick Harris, Donatella Arpaia and David Burtka.