Here is the full list of all 12 TMNT: Turtles In Time Re-Shelled achievements worth 200 gamerscore.
Completed the game in Survival Mode. (Normal difficulty onwards)
Completed the game with all 4 Turtles.
Achieved more than 8,000 points.
Avoided Ice Ray traps in Level 8.
Defeated the Final Boss without dying.
Destroyed more than 5 enemies using a destructible object.
Avoided all traps in Level 3.
Completed a level under 3 minutes.
Completed the game in Story Mode. (Normal difficulty onwards)
Got zapped by any laser traps or attacks.
Completed a level without having to use a single Power-up.
Got flattened by a trap.