A turtle with wheels.
A turtle is deluded into being happy after becoming the failure of a cyber-prosthetics research project..
A turtle has a genetic deformity making a hand grow out of his shell.
an exploding turtle
Turtle-bomb.
Mario Kart
Someone loses a friend over mario kart shenanigans. BLUE SHELL RAPE
A Blue Koopa shell humping the word "You".
The blue shell is coming for you!
Doodle or Die is the game of "telephone" with drawing!