Blob

The Blob is a mutant villain who first appeared in X-Men #3 (1963).

Character History
When the Blob first appeared, he was part of a carnival act and was unaware of the existence of mutants. It wasn't until Professor Xavier detected him and sent the X-Men to recruit him that he realized what he was and that there were others out there like him.

Powers
The Blob is extremely obese and can use his size in extraordinary ways. He cannot be moved once he has planted his feet in the ground. He has impenetrable skin that even bullets cannot pierce.
 * Invulnerablity
 * Immovability