Seismix is a humanoid alien made entirely out of titanium and the Hidden Universe's DNA sample of an unknown species from an unknown planet.
Back in Action: Alien Universe
- In Welcome to Chronospect, Seismix makes his debut. He appears only briefly after the Assault Omnitrix's Safeguard 30 (Master Control) is forcefully unlocked.
Appearances
Back in Action: Alien Universe
- Welcome to Chronospect (first appearance; brief)
- Leaked (by Ben 10,000)
Trivia
- His design is inspired by two Iron Man armors from Earth-199999 (Marvel Cinematic Universe) -- the Mark XL (40) "Shotgun" (silhouette) and the Mark XIV (14) (coloration).