Harness is a fictional mutant

Mutant (Marvel Comics)

In comic books published by Marvel Comics, a mutant is an organism who possesses a genetic trait called an X-gene that allows the mutant to naturally develop superhuman powers and abilities...

 character in the Marvel Comics

Marvel Comics

Marvel Worldwide, Inc., commonly referred to as Marvel Comics and formerly Marvel Publishing, Inc. and Marvel Comics Group, is an American company that publishes comic books and related media...

 universe. Her first appearance was in New Mutants

New Mutants

The New Mutants are a group of teenaged mutant superheroes-in-training published by Marvel Comics. They have been the main characters of three successive comic book series, which were spin-offs of the popular X-Men franchise....

 Annual #7.

Fictional character biography

Erika Benson was the mother of Gilbert Benson, the mutant boy named Piecemeal

Piecemeal (comics)

Piecemeal is the name of two Marvel Comics characters.-Piecemeal I:Piecemeal is a fictional mutant character in the Marvel Universe. His first appearance was in New Mutants Annual #7.-Fictional character biography:...

 who merged with the resurrected Proteus

Proteus (comics)

Kevin MacTaggert, best known as Proteus and also called Mutant X, is a Marvel Comics character, associated with the X-Men.Kevin was the mutant son of Scottish genetic researcher Moira MacTaggert and politician Joseph MacTaggert...

. She had been employed by A.I.M.

Advanced Idea Mechanics

A.I.M. is a fictional terrorist organization in the . The organization first appeared in Strange Tales #146 and was created by Stan Lee and Jack Kirby.-Publication history:...

 to take Piecemeal around the world, absorbing all of the ambient energy of Proteus in their effort to recreate him.

Harness fought various members of the X-Teams when they were attempting to stop A.I.M.'s plan. She was taken into custody after the death of her son in X-Factor

X-Factor (comics)

X-Factor is an American comic book series published by Marvel Comics. It is a spin-off of the popular X-Men franchise, featuring characters from X-Men stories. The series has been relaunched several times with different team rosters, most recently as X-Factor Investigations.X-Factor launched in...

Annual #6.

Powers and abilities

Harness wore an armored suit that projected a pair of fuzzy energy handcuffs she could use to mentally control her son Piecemeal. These fuzzy handcuffs were generated by her mutant power, but she may have needed the suit to focus it. The suit enhanced her strength and had a teleportation device, as well as a host of lethal weapons. She also appeared to have cybernetic connections to the suit itself.