by Slaymaster. Avril Davis - Killed by Slaymaster. Dennis Rush - Killed by Slaymaster. Andrew Hornby - Killed by Slaymaster. Leah Mickleson - Killed by Slaymaster. Stuart Hattrick - Killed by Slaymaster. Sci-Tech division "Matthew" (codename) - Recruited telepath Betsy Braddock to join S.T.R.I.K.E.'s Psi-division. He later was recruited into R.C.X. as a regulator and given the new codename of Gabriel. Other versions Ultimate Marvel S.T.R.I.K.E. in the Ultimate Marvel parallel universe was first introduced in Ultimate X-Men #15. Like its Marvel Universe counterpart, this version of S.T.R.I.K.E. is the British division of S.H.I.E.L.D. S.T.R.I.K.E. also has ties with S.H.I.E.L.D.'s sister organization in Europe, the European Defense Initiative. Known members Colonel Elizabeth "Betsy" Braddock - a mutant telepath from the S.T.R.I.K.E. Psi-division who was possessed by Proteus and died in the ensuing conflict with the X-Men. Her consciousness came to reside in the body of a young comatose girl known as Kwannon. While inhabiting her new body Betsy was technically considered a minor and was thus unable to work for S.T.R.I.K.E. She worked undercover for Charles Xavier for a time, eventually joining the X-Men. Dai Thomas - a Welsh S.T.R.I.K.E. agent from Psi-division who was killed by Proteus. His Earth-616 counterpart was a police inspector who often clashed with S.T.R.I.K.E. and its descendant organizations. In other media S.T.R.I.K.E. appears in media set in the Marvel Cinematic Universe. This version is S.H.I.E.L.D.'s counter-terrorism tactical unit, with Brock Rumlow and Jack Rollins as some of its known members, who are secretly aligned with Hydra as sleeper agents. They first appear in the live-action film Captain America: The Winter Soldier while alternate timeline versions of S.T.R.I.K.E. appear in the live-action film Avengers: Endgame and the animated Disney+ series What If...? episode "What If... the Watcher Broke His Oath?" S.T.R.I.K.E. agents appear as playable characters in Marvel Strike Force. This version of the organization's acronym stands for the Special Tactical Reserve for Interdimensional Key Events. References External links S.T.R.I.K.E. at Marvel.com S.T.R.I.K.E. at Marvel Wiki S.T.R.I.K.E. at Comic Vine Characters created by Gary Friedrich Characters created by Herb Trimpe Characters created by Larry Lieber Fictional British secret agents Fictional organizations in Marvel Comics Marvel UK teams