This is for the XBOX Version only, you will need to translate buttons for PS2 version of the game:
UNLOCK CHARACTERS
Once again, I take no credit for these codes, Thanks goes out to Thyneas on GameFAQ's! =D
-Scorpion
UNLOCK CHARACTERS
- Up - X - X - B - B - Up: Unlocks Meat
- Y - X - Left - R - Left - B: Unlocks Blaze
- RT - Left - White - Up - B - Down: Unlocks Taven
- RT - RT - Y - Down - Down - X: Unlocks Daegon
- B - RT - Up - X - B - Down: Unlocks Red Dawn Arena
- RT - RT - X - A - White - Up: Unlocks Pyramid Of Argus Arena
- Left - Left - B - Up - Y - RT: Unlocks Shinnok's Spire Arena
- RT - Left - Left - Down - RT - X: Unlocks Nethership Interior Arena
- White - Y - RT - Up - A - A: Unlocks General Reiko's Map Room Arena
- Y - Left - Left - A - Down - B: Unlocks Concept Pyramid At Crack Of Dawn
- White - B - X - A - B - Y: Unlocks Falling Cliffs Arena
- Down - RT - Up - RT - RT - Right: Unlocks Nitara's Alt
- White - Right - A - White - Up - Up: Unlocks Drahmin's Alt
- RT - Left - Up - B - Up - White: Unlocks Shang Tsung's Alt
- Down - White - RT - RT - B - White: Unlocks Frost's Alt
- A - X - Left - Y - X - A: Unlocks Armory Music
- Down - Left - White - White - Up - RT: Unlocks Pyramid Of Argus Music
- Up - B - RT - RT - RT - A: Unlocks Tekunin Warship Music
- White - Left - B - A - White - Right: Unlocks Lin Kuei Palace Tune
- RT - Y - White - White - RT - X: Blaze Concept Art
- Up - A - White - Down - White - A: Unlocks Early Taven Concept Art
- B - White - Y - Down - B - Left: Unlocks Concept Art For Unused Trap In Konquest
- White - RT - Left - A - Up - RT: Unlocks Sektor's 2-Handed Pulse Blade Concept Art
- White - Right - Up - RT - Y - Up: Unlocks Mileena's Car Design Concept Art
- R - Left - Up - B - White - RT: Unlocks Ed Boon Drawing Concept Art
- Up - X - RT - White - B - RT: Unlocks Firewall Arena Concept Art
- Up - Up - Down - Up - White - A: Unlocks Armageddon Promo Movie
- Y - Up - White - RT - RT - White: Unlocks Motor Gameplay Movie
- Right - RT - White - Down - Up - RT: Unlocks Cyrax Fatality Blooper
Once again, I take no credit for these codes, Thanks goes out to Thyneas on GameFAQ's! =D
-Scorpion