Mimic Ghost

The Sonic/Tails Ghost is a shape shifting life-form who attacks Sonic and Tails in Mystic Haunt, taking their forms before chllenging the duo. It has only appeared in Sonic Rivals 2.

Appearences
This exquite being lives in the Mystic Haunt. When Sonic and Tails enter, this being takes their form, and challenges them to a fight, before losing to the pair.