Terraerton was among the agent who had potential for a bright future along with Garrison Kane, Sluggo and Deadpool who in that time was know as Wade. Terraerton was the total appositive of Wade, he was man of good looks and great social background with a wife, children and a beautiful home, it wasn’t enough to convinced him. Wade intuition turn out to by true as Terraerton was completely psychotic. Having no other option Wade killed him using field explosives. Some dark organization, most likely Department K, brought him back to life as a cyborg but he turn on them. He infiltrated he Weapon X facility and download several files, containing information of Garrison Kane, Deadpool and Copycat. He spy on Deadpool until he witness Wade’s feeling for Copycat and sought to kidnap her to use her as bait to find and kill Deadpool for killing him earlier. Slayback followed them to a Far East temple, unknown to him it was the place where Tolliver had hidden the strongest weapon of the world, Zero, an ADAM-Unit from Cable and Tolliver's future time period designed to nullify weapons of war. During the conflict Copycat attempted to sacrifice herself to save Deadpool from the vengeful Slayback but the weapons they were all using activated Zero, who scan the area for potential threats and deem Slayback the worse and discorporate him. While it saw Weasel as harmless, Kane as benevolent and may killed Deadpool if not being for him trying to have Copycat copy is healing factor to save her. Once Zero saw this he left the temple.