Teenage Mutant Ninja Turtles: Smash-Up

Cheat mode:
Select the "Bonus Content" option at the main menu. Enter one of the following codes to activate the corresponding cheat function. A sound will confirm correct code entry.
Louie.

Shredder character and Cyber Shredder alternate costume:
Press Up, Down, Right, Up, Down, Right, Left, Up, Right, Down.
Louie.

Four turtle alternate costumes:
Press Up, Left, Down, Right, Up, Down, Left, Up, Left(2).

Characters:
Complete the indicated tasks to unlock the corresponding character as playable.
Louie.

Foot Solder: Complete arcade mode and buy the statue of him.

Shredder: Complete arcade mode and buy the statue of him.

Karai: Complete arcade mode and buy the statue of her.

Nighwatcher: Complete arcade mode and buy the statue of him.

Utrominator: Complete arcade mode and buy the statue of him.

Stages:
Complete the indicated task to unlock the corresponding stage.
Louie.

Enemy Base: Complete missions 1 to 10 in Mission mode.

Garbage Dump stage: Complete 125 Versus mode matches.

Space Lab stage: Complete all 51 missions in Mission mode.

Warehouse stage: Complete 95 Versus mode matches.

Western Town: Complete missions 1 to 30 in Mission mode.

Alternate costumes:
Complete the indicated tasks to unlock the corresponding alternate costume.
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"Teenage Mutant Ninja Turtles 2003" April O' Neil: Complete Arcade mode without using a continue or Survival mode as April.

"Back To The Sewer" Casey Jones: Complete Arcade without using a continue or Survival mode with Casey Jones.

Cyber Foot Ninja: Complete Survival mode as Foot Ninja.

Gold Karai-Bot: Complete Survival mode with Karai under the Normal difficulty or higher.

Splinter: Complete Arcade without using a continue or Survival mode as Splinter.

Artwork:
Successfully complete the indicated task to unlock the corresponding artwork.
Louie.

4Kids Illustration: Successfully complete Arcade mode with every character.

Cartoon Concept: Successfully complete every figure in the trophy room.

Comic Book Covers: Get 777 Shells.

Early Concept: Successfully complete Survival mode.

TMNT 2007 Artwork: Successfully complete Survival mode with Nightwatcher.

Unproduced TMNT 4 Concept: Successfully complete 40 missions in Mission mode.

Video Game Concept: Get 555 Shells.

Trophies:
Successfully complete the indicated task to unlock the corresponding trophy.
Louie.

Large trophy creation: Successfully complete 150 Versus mode matches.

Medium trophy creation: Successfully complete 50 Versus mode matches.

Trailers:
Successfully complete the indicated task to unlock the corresponding trailer.
Louie.

Cartoon: Get 333 Shells.

TMNT: Smash up Trailer: Get 111 Shells.

WB: Successfully complete Survival mode with every character.