yugioh chaos form deck Eyes White Destiny. Magician of Black Chaos MAX

Kotis fits as the commander of this graveyard-recursion theme perfectly as it provides a way to recur creatures and becomes a large threat itself

It does fall on the wayside against Creature-heavy decks, so many keep this in the Sideboard

Fullmetalfoes Fusion is a Quick-Play Spell so it cannot be used on the turn that it is set, but Metalfoes Mithrilium effect could bounce it back to hand, allowing it to be activated during the Battle Phase for an OTK

I dont expect Wizards to go back to the 001/001 well just yet, but we may see XX/010 infinity stones or similar, which would be more incredible pulls worth a pretty penny