Teen Titans Cheats (PlayStation 2)

Note: Characters are unlocked in multi-player mode as you progress in story mode.

Apprentice (Hero): An alternate version of Robin,

Beast Boy (Hero): Teen Titan capable of shape-shifting into animals, 

Blackfire (Villain): Starfire's sister; plays exactly like Starfire, 

Blocker (Henchman): Robotic fighting machine,

Bumble Bee (Hero): Uses powerful twin lasers,

Bunnyguard (Henchman): Mumbo Jumbo's bodyguard,

Cinderblock (Villain): Made of concrete and stone, strongest character in the game,

Clown Beast Boy (Hero): An alternate version of Beast Boy,

Control Freak (Villain): Attacks with a variety of sci-fi gadgets, 

Cyborg (Hero): Part-robot with enormous strength,

Cyclone (Hero): An alternate version of Cyborg,

Dr. Light (Villain): Uses the power of light to attack,

Fang (Villain): Plays the same as Gizmo in his mecha-spider,

Gizmo (Villain): Attacks with mechanical contraptions of his own design,

Hive Soldier (Henchman): Works for the Hive Academy, a school for supervillains,

Hotspot (Hero): Uses powers of flame to attack,

Jinx (Villain): Jinx's powers of bad luck are translated into powerful energy attacks,

Mad Mod (Villain): Wears an exoskeleton designed after the London Royal Guard,

Mammoth (Villain): Uses his great strength to defeat his enemies, 

Mega Meaty Meat Beast Boy (Henchman): An alternate version of Beast Boy,

Mumbo Jumbo (Villain): A diabolical magician,

Plasmus (Villain): Blob monster army leader encountered during story mode,

Plasmus Kid (Henchman): A fighting blob monster,

Raven (Hero): Fights with ranged telekinesis attacks,

Red Raven (Hero): An alternate version of Raven,

Red X (Villain): Robin's alter-ego come to life,

Robin (Hero): Acrobatic melee fighter,

Slade (Villain): Arch-enemy to the Teen titans, clever fighter, 

Slade Minion (Henchman): Generic foot soldier in the employ of Slade,

Speedy (Hero): Attacks with bow and arrow,

Starfire (Hero): Powerful ranged beam attacks,

Tempest (Henchman): Robotic fighting machine,

Terra (Hero): Geomancy powers let her attack with rock projectiles and landslides,

Trigon (Villain): Raven's demon father fights with flame attacks and powerful punches,

White Raven (Hero): An alternate version of Raven,

Wildebeest (Hero): Powerful man-beast.

Just play through Story Mode to unlock Multiplayer Mode Stages.

Multiplayer Mode Stages - Play through Story Mode

City Cathedral - Complete City Night Showdown Level 

Larry's World - Complete Danger Yard Level 

Mad Mansion - Complete 1st part of Jail of Horror Level 

Mumbo's Big Top - Complete 2nd part of Magic Mayhem Level 

The Hive - Complete Hive Academy Level 

Raven's Mirror - Complete Thriller Driller Level 

Sky Needle - Complete Titan Tower Level 

Titan Tower - Complete Slade Ambush Level 

Slade's Lair - Complete Final Clash Level

Each Larry the Titan you find in a level, unlocks concept art in the gallery extras menu.

All you have to do is just play through Story Mode and eventually unlock characters.

Multiplayer Mode Characters - Play through Story Mode