10 sfxtart09
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


"Beginning scheduled maintenance."

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 (Air only) Up
> Pancake Press (Follow up) Down
Granite Stomping Right + L kick
Cossack Kicks Right + L kick, M kick, L kick, M kick, L kick, M kick
> Cossack Smash (Follow Up) Punch
Megaton Strike Down + L punch, H punch
Machine Gun Blast (Near to the opponent) M punch, M punch, M punch, H punch
Diamond Reamer (Far from the opponent) M punch, L punch
Mad Dozer M kick, M punch, M punch
Piston Gun Punch, Punch, Punch, Punch, Punch EX
Megaton Earthquake Rs + Punch EX
Rocket Uppercut S + Punch EX
Atomic Shoulder Tackle Hcf + Kick EX
Gigaton Punch Qcf+Punch EX SC
Giant Rush Qcf+Punch x3



  • 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.

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