Costume Quest Cheats - Xbox 360

Achievements
Complete each achievement to receive the allotted gamerscore:

All Decked Out (15) - Collect all Creepy Treat Cards.
Battle Buds (5) - Defeat a monster in combat with a friend by your side.
Binary Bouncer (10) - Use the Robot Costume to Boost off of 15 different ramps.
Dressed to Quest (5) - Acquire 5 Costumes.
Leave Some for the Rest of Us! (15) - Collect a total of over 4,000 candies.
Make it Work (10) - Win the Autumn Haven Mall Costume Contest.
Chompin' Champ (15) - Win all prizes in Bobbing for Apples.
Do the Monster Bash (10) - Get the jump on 10 different monsters by pail bashing them to initiate combat.
Downsized! (15) - Defeat BoJonn in battle.
Dozer Dodger (15) - Defeat Metxel in battle.
Mask-O'-Raider (25) - Complete all Quests in the game.
Master of Disguise (10) - Use every Costume Ability in battle.
Sweet Justice (25) - Beat the game.
The Last Gourdian (10) - Acquire the Pumpkin Costume.
They'll Be Worth A Lot Someday (15) - Collect all Battle Stamps.

Additionally, there are five Grubbins on Ice DLC achievements:

Playin' Hooky (5) - Use the Pirate hook on 5 unique ziplines.
Jeepers Peepers (5) - Acquire the Eyeball costume.
Short Shack (10) - Find the mysterious visitor in the cliffs of Repugia.
Birdbrain Beatdown (15) - Defeat Araxia in battle.
Revolutionary Hero (15) - Complete all quests in Repugia.

Unlock Avatar Awards
Pumpkin Mask - Complete the game once and start the new game.
Pumpkin Pail - Complete the game once and start the new game.