Jack (ジャック) is a character in the World Heroes series of fighting games.
The greatest serial killer of them all, Jack is getting tired of killing many weak people. He joins Zeus because he promised him many strong people for him to cut.
This sadistic man loves to see his enemy's blood.
- Dig - Using his claws, he can dig and wait for his enemy underground.
Jack fights with his killing instincts.
He was inspired by the first one to receive the title of "serial killer", Jack the Ripper. His claws and appearance are likely based on the urban legend Spring-heeled Jack. He also have a striking resemblance with Club, one of Shin's Henchmen that appeared in Fist of North Star's manga.
- One Who Sinks into Madness - World Heroes 2 Jet