Tails Doll

The Tails Doll, also known as Project "Deadly Cuddles" and Operation "Deadly Cuddles", first appeared in Sonic R. This character is well known for being the star of the forbidden "Tails Doll Curse" creepypasta.

Sonic R
In Sonic R, Tails Doll appears as a playable character. Here he was created by Dr. Eggman in an attempt to catch Sonic off guard. It's stats are the worst in the game and he doesn't make a great player choice.