The Reanimen are corpses of Human beings that were collected by D.A. Sinclair and enhanced beyond human means. Sinclair's vision was that Reanimen could be used as soldiers and save the lives of foot soldiers.
History[]
Sinclair would capture Rick Sheridan and make him the first living Reanimen, much to his trauma. However, his plans would be foiled after Mark and William Clockwell develop a plan to capture him. Cecil would cover up the Reanimen being used at Upstate University. Cecil would be impressed by Sinclair's work and offers him a job, his only way to be free from incarceration. Sinclair would stop working on live subjects and only work on cadavers.
Invincible War[]
The Invincible Reanimen are the corpses of the 8 alternate Marks that died in The Invincible War. Since Reanimen are naturally strong from the technology built into them, The Invincible Reanimen much stronger since they are built over superhuman bodies