Batman: The Brave and the Bold

Triumvirate of Terror! (3x8)

Air date: Jun 18, 2011

Batman teams up with Superman and Wonder Woman when their arch-enemies The Joker, Lex Luthor and Cheetah team up to defeat them by adopting a strategy of attacking a different hero: "Wonder Woman" vs "Joker", "Superman" vs "Cheetah", and "Batman" vs "Luthor".