Personal Info:
Real Name: Abigail Wright
Also Known As: Angel of Mercy
Place Of Birth: Toledo, Ohio
First Appearance: Incredible Hulk Vol.1 #338 (1987) Modern Age Villain
Known Associates: Red Hulk, Red Leader, Elektra, Punisher, Venom, Deadpool
Group Affiliation: Formerly Thunderbolts
Base Of Operations: Mobile
Grudges: The Hulk and the Thunderbolts
Creators: Peter David and Todd McFarlane
Gallery: Click
Energy Manipulation: Mercy is able to generate and manipulate energy, using it to create spears of energy which can kill a person or shooting energy blasts.
Telepathy\Empathy: Mercy is able to read people's minds and sense their feelings and personality.
Teleportation: Mercy has the ability to teleport to another area with a thought.
Levitation: Mercy has shown to be able to levitate while being motionless and also flight.
Shape-shifting: Mercy is able change her form, and to duplicate a person both in appearance and personality.
Mercy is an alien from another planet. Having come to Earth, Mercy took it upon herself to kill those who lacked the strength to commit suicide from despair, believing that she was doing them a favour.
Mercy at Marvel Database
Mercy at Comic Vine