Street Fighter X Tekken Wiki
10 sfxtart09.jpg
Heavy Arms
Full Name Jack-X
Nationality Russian
Gender Neutral
Race Android
Relationships Bryan Fury (owner)
Fighting Style Pre-programmed combat
Occupation Weapon
Debut Street Fighter X Tekken


Tag Partner


"Identified targets to be exterminated."

The Jacks are a series of android characters from Namco's Tekken series. A Jack model, known as Jack-X, exclusive to Street Fighter X Tekken appears as a DLC character.


A powerful robot that responds only to the orders of its master. It serves as a backup to the JACK-6 line of robots. It possesses superior attack range and power, and is also equipped with several high-powered all-range attacks.



Move Name Input
Giant Foot Stomp Up.png in midair
> Pancake Press Down.png during Giant Foot Stomp
Granite Stomping Right.png + L kick.png
Cossack Kicks Down.png + L kick.png > M kick.png > L kick.png > M kick.png > L kick.png > M kick.png
> Cossack Smash Punch.png during Cossack Kicks
Megaton Strike Down.png + L punch.png > H punch.png
Machine Gun Blast M punch.png > M punch.png > M punch.png > H punch.png
near opponent
Diamond Reamer M punch.png > M punch.png
far from opponent
Mad Dozer M kick.png > M punch.png > M punch.png
Megaton Drop Right.png or N + L punch.png L kick.png
Iron Gunman Left.png + L punch.png L kick.png
Piston Gun Punch.png EX.png (press repeatedly)
Megaton Earthquake Rs.png + Punch.png EX.png
Rocket Uppercut S.png + Punch.png EX.png
Atomic Shoulder Tackle Hcf.png + Kick.png EX.png
Gigaton Punch Qcf.png + Punch.png EX.png SC.png
Giant Rush Qcf.png + Punch x3.png



  • In Bryan and JACK-X's rival dialogue, the latter scans Guy and Cody and states that their power level is over nine thousand, a reference to a popular Internet meme, originating from the Dragonball manga and anime series.
  • In the game, JACK-X is taller than Marduk, Sagat and Zangief but still smaller than Kuma and Hugo, which means JACK-X is the 3rd tallest character, standing at 7'8 tall.
  • JACK-X is much taller than the average Jack androids, standing at 6'9.