Knock out 100 enemies while playing as Michelangelo.
Use a Turtle Power Knock Out on 100 enemies.
Knock out 25 enemies with special attacks.
Complete Chapter Two of the story campaign.
Unlock Classic Mode by reaching level 10.
Knock out 100 enemies while playing as Leonardo.
Knock out 100 enemies while playing as Raphael.
Knock out 100 enemies while playing as Donatello.
Complete Chapter One of the story campaign.
Achieve Level 3 with Leonardo's Blade Staff.
Shoulder run off 100 enemies while playing as Leonardo.
Achieve Level 3 with Donatello's Gravity Gauntlet.
Hit 25 enemies with Donatello's special pose attacks.
Achieve Level 3 with Michelangelo's Kusarigama.
Taunt 100 enemies with Michelangelo's special taunt.
Achieve Level 3 with Raphael's Iron Fists.
Use Raphael's Counter Submissions 25 times.
Perform a double counter 25 times.
Perform a special counter 25 times.
Perform a team attack 50 times.
Perform a Shell Shock attack 100 times.
Knock out 25 enemies using a stealth attack.
Perform a 4-Turtle Turtle Power Knock Out.
Perform a 99-hit combo.
Perform 12 attack variations in a single combo.
Complete all Challenge levels.
Complete round 20 in Survival mode.
Complete all Arcade levels.
Complete Chapter Three of the story campaign.
Complete Chapter Four of the story campaign.