BATMAN VENGEANCE

Hidden Characters At the main menu, press Left, Right, Down, White, L + R Triggers, Start. (Thanks to vidpla3356@aol.com)

Infinite Batarangs At the main menu, press L, R, White, Y. (Thanks to vidpla3356@aol.com)

Infinite Electric Batarangs At the main menu, press L, R, B, White, L. (Thanks to vidpla3356@aol.com)

Master Code At the main menu, press L, R, L, R, X, X, Y, Y. (Thanks to vidpla3356@aol.com)