Achievements
Complete each achievement to get the allotted gamerscore:
Arsonist (15) - Burn down the Riverbrook Apartments.
Power Surrrge! (25) - Block enemy attacks and get one party member's hit counter up to 40.
Reluctant Hero (5) - At the beginning of the episode, refuse to join Gabe and Tycho 5 times.
Steel Cannibal (20) - Spend robot parts to upgrade all weapons.
Can't Nobody Hold You Down (15) - Defeat the final boss of the game.
Endgame (15) - Collect a ticket for the World's Fair.
Lab Assistant (15) - Complete Dr. Stripe's and Dr. Whimple's missions.
Millionaire (15) - Collect one million dollars in cash.
Moving On Up (15) - Collect the Wealthy key.
Pack Rat Strikes Back (25) - Only use items to win a fight. No attacks or counter attacks allowed.
The Strength To Rule (20) - Kill enough enemies to earn the XP needed for all party members to reach Level 30.
Unlock Costumes
Choose the coat rack in the office to change into these costumes:
Murder Safari Jungle - Defeat Dr. Wolfington in the Cloying Odor Asylum.
Cardboard Tube Samurai - Open all four special chests in Insane Mode.
Silent One Mime - Start with if you continue from a complete Episode One save file.
Unlock Insane Mode
Beat the game on any difficulty.