J.K. Simmons follows Titanium Rex around in hopes of playing him in a movie about the League. Meanwhile, the recently-escaped villains form their own group, the Injustice Club.

A Black Saturn from the future travels to Storm City in hopes of stopping an event that will trigger the apocalypse.

After helping the League of Freedom save the world, Dr. Devizo and his team of villains move into the Mansion as bona fide heroes. The team struggles with their new roommates as Robobot travels across the country in search of the elusive Swine Kampf.

Claudette, Cooch's former owner, returns with a lawyer seeking to get her cat back, so Robobot agrees to represent Rex in the upcoming trial; the Groaner tries to discern the true meaning behind Black Saturn's name.

In the Season 1 finale, Dr. Devizo orchestrates a jailbreak of the League's most dangerous villains; Rex's past comes back to haunt him; and the League's worst fears are realized.

Portia Jones makes plans to open a pizzeria and arcade based on the League in hopes of restoring their reputation. Meanwhile, Jewbot learns about his past and undergoes an existential crisis.

Rex and Ranger's camping trip doesn't go as planned when the rest of the League tags along; Rex waits for the perfect time to reveal a secret to Ranger; Saturn hides his relationship with Lex; Jewbot goes offline; and Cooch doesn't do well in nature.

With the Suptopian army enslaving Earth, the League and the supervillains find themselves in a peculiar quandary.

Sgt. Agony discovers Cooch is illiterate and the League of Freedom helps her prepare for the GED. Also: American Ranger searches for the American dream and Jewbot wants to be an inspirational influence.

Black Saturn starts dating after a cat burglar breaks his heart; and Rex, Ranger and Brad try a sadistic new workout regimen with personal trainer Johnny Rabdo. Meanwhile, Lex tries to get on Cooch's good side as Jewbot struggles with gender identity.

Lex Lightning shows up on Titanium Rex's doorstep and claims to be his illegitimate daughter. Also: Rex grapples with fatherhood and American Ranger, Black Saturn, and Brad start a rock band to impress Lex.

Brad's nefarious origins are revealed as his past catches up with him; and the rest of the League looks for an escape from Titanium Rex's game night. Meanwhile, American Ranger discovers the joys of the modern internet.

The League of Freedom damages a national monument and gets called before Congress and investigated by a military accountant and Black Saturn has a showdown with his nemesis, the Groaner.

Titanium Rex has an embarrassing encounter with the interstellar super villain Blazar and has to save his public image. Elsewhere: Black Saturn tries to find out who is eating his food and Brad tries to take advantage of Cooch.

An old colleague of Titanium Rex is found dead and the League of Freedom care for his orphaned pets while investigating the mysterious death.

Black Saturn is cut off financially and confronts his rich parents then involves Lex in a bid to restart his allowance; and Jewbot explores the life of a caregiver. Meanwhile, Titanium Rex attempts to cancel the mansion's cable subscription.