Weapon X is a fictional Canadian covert operations program appearing in books published by Marvel Comics, usually those featuring X-Men or Wolverine, who is its most notable former member.

The roster consists of two parts. The first part lists the characters in nominal positions of control of the program. The second part lists the characters the program has used either as agents, or as experimental subjects.

Weapon X staff Ajax (Francis Freeman) - A cyborg who was empowered and trained at the Weapon X facility. Former enforcer of Dr. Killebrew. Nearly killed in the past by Deadpool but recovered and slaughtered other survivors of Weapon X to track down Deadpool. Apparently killed by Deadpool. The Director (Malcolm Colcord)Wolverine (vol. 2) #166 (2001) - Scarred by Wolverine, current whereabouts unknown. Dr. Abraham CorneliusMarvel Comics Presents #73 - A scientist who bound adamantium to Wolverine's bones. He was killed by Wolverine in the "Death of Wolverine" storyline.Death of Wolverine #4 (December 2014) Dr. DuncanWeapon X: Agent Zero - Current whereabouts unknown. Dr. Carol HinesMarvel Comics Presents #72 - In charge of monitoring and recording the adamantium bonding process, killed by Aldo Ferro.Wolverine (vol. 2) #50 Brent JacksonWeapon X #½. Marvek Comics. - A former S.H.I.E.L.D. member, defected to Weapon X and eventually became the director, current whereabouts unknown. Madison JeffriesAlpha Flight #16 - A former member of Alpha Flight, Gamma Flight, and Zodiac, was brainwashed by the Weapon X. Jeffries retained his superhuman powers after M-Day. Dr. Emrys Killebrew - A geneticist who mutated many of the subjects, including Deadpool. Former commander of Ajax, who would later kill him. Dr. Cecilia ReyesWeapon X Vol 2 #5 - A member of the X-Men who was forced to work for Weapon X. Professor (Thorton) - Directed the bonding of adamantium to Wolverine, who later would cut his hand off. He was killed by Silver Fox. John SublimeNew X-Men Annual 2001 Robert Windsor (Mr. Sinister)The Uncanny X-Men #221 (September 1987) - A guise taken by Mister Sinister.New X-Men (vol. 2) #46 Dr. ZiraWeapon X: Agent Zero Dr. Dale Rice - A scientist who is the father of Dr. Zander Rice.X-23 #1 He was killed by Wolverine.X-23 #2 William Stryker - The director of the Weapon X project, Stryker helped create Weapon H.Weapons of Mutant Destruction: Alpha #1 Dr. Aliana Alba - A scientist working under William Stryker. Romulus Cavan Scott / Great Architect - The leader of a Weapon X branch that reconstructed the New U Technologies reanimations created by Ben Reilly.Gwenpool #1-5

Weapon X agents and test subjects James "Logan" Howlett / Weapon X / WolverineThe Incredible Hulk (vol. 2) #181 (November 1974) - Concurrent member of Alpha Flight. Later member of X-Men, Fantastic Four, the Secret Defenders and the New Avengers. The Weapon X project bonded adamantium to his bones. Kayla / Silver FoxWolverine (vol. 2) #10, (August, 1989) - She later became an agent of Hydra. Deceased. Jack Mead / Jack-in-the-BoxWeapon X: The Draft - Sauron #1 - Current whereabouts and status unknown. NativeWolverine (vol. 3) #13 (April, 2004) - Deceased Jeanne-Marie Beaubier / AuroraThe Uncanny X-Men #120 (April, 1979) - Former member of Alpha Flight. Jonothon Starsmore / ChamberGeneration X #1 (September, 1994) - A member of Generation X and the X-Men. Vanessa Carlysle / CopycatThe New Mutants #98 (February, 1991) Wade Wilson / Deadpool - Mercenary. He later registered with the Initiative. John Wraith / KestrelWolverine (vol. 2) #60 Sarah / MarrowX-Men: Prime - Former member of the Morlocks, Gene Nation and the X-Men and later, X-Cell and X-Force. She was depowered after M-Day. David North / Agent ZeroX-Men (vol. 2) #5 (February 1992) - Depowered after M-Day. MastodonWolverine (vol. 2) #48 - Currently deceased. Vincent / MesmeroX-Men #49 (October, 1968) Pantu Hurageb / ReaperThe New Mutants #87 (March, 1990) - Former member of the Mutant Liberation Front and X-Cell. Victor Creed / SabretoothIron Fist #14 (August, 1977) - He was later a member of the Marauders, Brotherhood of Mutants, X-Men and X-Factor. Dr. Karl Lykos / SauronX-Men #59 - Former member of the Savage Land Mutates and the Brotherhood of Mutants. Gregory "Greg" Terraerton / SlaybackDeadpool: The Circle Chase #1 (June, 1993) - Former member of Department K. John Lopez / WashoutX-Force #129 (June, 2002) - Deceased Garrison Kane / Weapon XX-Force #2 (September, 1991) - Deceased Kyle Gibney / Wild ChildAlpha Flight #1 (August, 1983) - Former member of Gamma Flight, Alpha Flight and X-Factor. Richard Gill / WildsideThe New Mutants #86 (February, 1990) - Former member of the Mutant Liberation Front. Laura Kinney / X-23NYX #3 (February, 2004) - A genetic clone of Wolverine. She was a later member of the New X-Men and X-Force. X-13 - Current status and whereabouts unknown. Noel Higgins / Wildcat - Current status and whereabouts unknown. Aldo Ferro / Vole - Current status and whereabouts unknown. Worm Cunningham — Mercifully killed by Wade Wilson at the Workshop (a hospice center for Weapon X rejects) after Ajax lobotomized him in retribution for Wilson's actions. Jacques — Killed by Ajax after providing information about Deadpool's location. Steve — Killed by Ajax along with Jacques. Todd — Tortured and then killed by Ajax after providing information about Deadpool. Michelle — Sent to the Workshop due to psychosis from her sensory enhancements. Presumed dead by suicide. R. Hoek — Sent to the Workshop due to a strength augmentation mishap that increased his muscle density to be point of being unable to move. Presumed dead. Mauvais H-Alpha - Clayton Cortez was a NAVY Seal who was subjected to the Weapon X Project's experiments and transformed into a gray-skinned Hulk-like creature with Wolverine-like claws and adamantium protrusions on his limbs.Totally Awesome Hulk #21 H-Beta - Robert Andrews was lured into Weapon X's experiments, turning him into a creature similar to H-Alpha.Totally Awesome Hulk #20Weapon X (vol. 3) #6 He is beheaded by H-Alpha during a fight with Amadeus Cho.Totally Awesome Hulk #22 X-31 / Gwen Stacy - A reanimation of Gwen Stacy, X-31 was reconstructed by Weapon X following her death and given retractable Adamantium blades and a healing factor. X-32 / Gwenlok - The corpse of Gwenpool was stolen from her grave (after she was accidentally killed by X-31) and retrofit by Great Architect's Weapon X branch as a Deathlok cyborg.

See also Weapon Plus

References