Prototype Jack

Gender: Male
Country: Russia
Fighting style: Brute Force
Height: 235 cm
Weight: 185 kg
Debut: Tekken 1
Last game: Tekken 2

Doctor Bosconovitch's first Jack, built in Russia and then stolen by Heihachi Mishima to be pitted against the line that replaced it. It resents the newer models, and answers everything with brute force.