Here are the Universes that he travels to battle.

======>Union-Verse<=======

Union Academy (RWBY, DxD, MHA, Kill la Kill, Fate/ Grand Order and Infinite Stratos).

Unity Academy: Crossover Heroes

=====>Injustice Universe<=======

Superman's Regime Team

Batman's Insurgency Team

=======>A.R. DaiKaiju Warriors Universe<=======

Monarch and DaiKaiju Warriors

UltraKaiju Combatants

Demonik

and DaiKaiju Heroes

======>Kamen Riders Universe<======

Heisei and Reiwa Riders

======>Deku-Verse<=======

Evil Izuku

Izuku (Ben 10)

Saiyan Izuku and etc.

_________________________________.

See ya guys in next chapter.