Ben 10,000 Alien Gravaclock, Wiki

Gravattack, Ben 10 Aliens Wiki

Omni-Enhanced Gravattack, Ben 10 Fan Fiction Wiki

Uprigg, Ben 10 Wiki

So, out of the Omniverse Aliens, which one is your favorite/ least

Ben 10: Ben Tennyson / Characters - TV Tropes

Gravattomix, Ben 10 Fan Fiction Wiki

Ben 10,000 Alien Gravaclock, Wiki

Primordial Ben 10,000 (Ominihero), Ben 10 Fan Fiction Wiki

Ben 10 Ultimate Alien S 2 E 10 Ben 10000 Returns / Recap - TV Tropes

Ok so not many people actually know how big gravattack is but