Passwords from official guide
Pause the game and go to Extras menu. Then click the enter password menu.
Effect Password "Bat-Fight" Captions Red Brick EWTPKA "Festive Hats" Red Brick PHHGPH "Minikit Finder" Red Brick JYJAFX "Quest Finder" Red Brick KNJBD8 "Studs Score Multiplier x 2" Red Brick 5MZ73E AquaMan V3GTHB Atrocitus ZGCEAJ Bane XZKLKQ Batgirl 4LS32K Batman (Zur-En-Arrh) ZWQPJD Beast Boy YC3KZZ Blue Beetle APEKBV Deathstroke 5SW59X Doctor Fate 4HRERD Frankenstein FQ4ESE Giganta 95U7BM Kevin Smith J6ANCT Lobo B5ABPQ Music Meister S7GSDE Nightwing N9CZ7S Plastic Man H2VB8Z Red Hood TRQTPS Superboy QDQ3YL The Fierce Flame NQ46RC The Joker 9WYGLP
Contributed By: mcell822.
Batman Theme Song
Go to the character select screen and let the cursor sit over a character. (Don't select anyone, stay on the screen.) Waiting for a moment causes the selected character to sing the Batman Theme from the tv show. Note: Does not work with all characters.
Contributed By: CEFG100.
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