Summary
After three years of using Ultimatrix, the device went wild and leaked the DNA from Codon Stream into Ben's body, resulting in a serious mutation. But the new Omnitrix suppressed the mutation. In the fight with Eon, Ben was sent into Kamen Rider Build universe. Sento Kiryu built an Omni-belt for Ben. Ben Tennyson now began his journey as Kamen Rider OmniX to fight the evil!