What if ben wasn't a Tennyson by blood but the child of there dead friends that they adopted to save him from the outbreak but he was unknowingly infected and made a prototype years later is where the story begins

Requirements

1. He has to partially absorb and infect the omnitrix to get mutated alien forms and abilities from them but he has to work hard to

Unlock new alien d.n.a.

2. He has to get the mutations of both james and heller and some of his own

3. The plumbers and azmuth have to recognize him as a new super species

3. Has to be a harem of various alien girls both cannon and oc and and human like girls like charmcaster, frightwhig, and more

4. He can fuse his alien forms together

Optional

1. Ben is super smart he just doesn't apply himself in school

2. He gains Kevin's powers

3. Weather he realizes his blacklight powers before he gains the omnitrix or the omnitrix unlocks them

4. Everyone is there omniverse selves except be because he was born later than canon verse

5. He can evolve his alien forms and blacklight abilities as if he has the ultimatrix (example on how he can do this is that the ultimate function was unfinished code in the omnitrix that fused with the blacklights evolution abilities)