As such, Im of the opinion that hes probably best used in a deck focused around dealing direct damage and cards such as Curiosity
Its mana pips are a bit restrictive to slot it into an ooze build since they tend to be green, but I like the symmetry of dishing out -1/-1 debuffs while gaining its own +1/+1 counters
The deck then adds a number of powerful demons with other strong secondary abilities including Aspiring Champion (cast off the top of your deck, direct damage), Bringer (sacrifice/reanimate), Crabomination (steal spells), Demonlord Belzenlok (draw), Doom Whisperer (surveil), Dream Devourer (foretell, buff), Harvester of Souls (draw), Kothophed (draw), Orcus (removal/reanimate), Overseer (removal/creature tokens), Rakdos, Showstopper (removal), etc
Weve added card pictures and examples with some clarifications on tricky situations that might come up