Leech

Dorian Leech, also known as simply Leech, (voiced by Danny McKinnon) is a character in the Marvel Comics Universe.

Leech made his first appearance in Uncanny X-Men as a Morlock, a group of mutants whose deformities force them to live in the sewers under Manhattan. He is usually depicted as being around twelve years old (his exact age is unrevealed). He speaks in broken English and refers to himself in the third person.

A former Morlock and frequent friend of the X-Men. The green-skinned Leech was orphaned as a toddler. His parents left him to die when his mutations became apparent. He has the power to negate all superhuman abilities within 10 yards of him.