Lost Planet 2 Cheats

Slot Machine Passwords
Press Square Under "LP2 Slot Machine" Roulette.

LP2 T-Shirt From 4Gamer.net: 25060016
LP2 T-Shirt From Famitsu Weekly Magazine: 73154986
LP2 T-Shirt From famitsu.com: 88020223
LP2 T-Shirt Pink: 34297758

Alternative way to unlock 2 Capcom Characters
If you haven't unlocked Albert Wesker and/or Frank West via having a certain Save File, there's an alternate method to get them. In Edit menu, press "Square" under "LP2 Slot Machine" Roulette. And then enter these Codes.

Albert Wesker: 72962792
Frank West: 83561942

Bonus skins
Successfully complete the indicated task to unlock the corresponding skin:

Albert Wesker: Reach career level 20.
Frank West: Have a saved game file from the original Lost Planet.

Special titles
Successfully complete the indicated task to unlock the corresponding special title:

BSAA: Have a saved game file from Resident Evil 5.
Decorated Soldier: Have Lost Planet save data on your hard drive.
Devil May Cry: Have a saved game file from Devil May Cry 4.
I Played the Demo: Have Lost Planet 2 Multiplayer Demo save data on your hard drive.
Legendary Warrior: Have Lost Planet save data on your hard drive.
Street Fighter: Have a saved game file from Street Fighter 4.

Unlockable Difficulty
Extreme: Beat Hard mode.

Unlockable Weapons
Akrid Launcher: Reach level 50 with Snow Pirate Elites
Energy Gun SP: Reach level 70 with femme fatale
Fire Cracker: Reach level 30 with Femme fatale
Gun Sword SP: reach lvl 70 with the Rounders
Hand Cannon SP: Reach level 50 with Rounder's
Machine Gun SP: Have a saved game file from the Lost Planet 2 demo.
Plasma Gun SP: Get NEVEC Black Ops to Lv.30
Shotgun SP: Reach level 50 with Femme fatale
Shuriken: Reach level 30 with rounders

Use customized character in campaign mode
Beat the game in order to use your customized character in campaign mode

Trophies
100-Chapter Playback (Bronze): Play through 100 chapters.
A Thousand Unmarked Graves (Bronze): Defeat 1000 enemy soldiers.
Centurion (Bronze): Win 100 Online Ranked matches.
Committed 'til the End (Gold): Earn all the Good Job awards, items, and Career Levels available in the game.
Complete Episode 1 (Bronze): Complete all the chapters in Episode 1.