Token creation decks could also make good use of him since he can easily turn your board of 1/1s into a bunch of angry 4/4s that are out for blood

Bedevil Boris Devilboon Brain Weevil Chain Devil Charmbreaker Devils Chevill, Bane of Monsters Commune with Evil Crimson Cowl, Master of Evil Dance with Devils Daredevil Dragster Daredevil's Billy Club Daredevil, Fearless Fighter Daredevil, Man Without Fear Deliver Unto Evil Destroy Evil Devil Dinosaur Devil's Play Devilish Valet Devils' Playground Devilthorn Fox Dire Fleet Daredevil Doc Ock, Evil Inventor Endless Evil Evil Boros Charm (playtest) Evil Comes to Fruition Evil Eye of Orms-by-Gore Evil Eye of Urborg Evil Presence Evil Reawakened Evil Twin Evil's Thrall Expose Evil Farideh, Devil's Chosen Festering Evil Forge Devil Frenzied Devils Gang of Devils Havoc Devils Hulking Devil Impetuous Devils Infernal Spawn of Evil Infernal Spawn of Infernal Spawn of Evil Jovial Evil Know Evil Lurking Evil M.O.D.O.K., Evil Intellect Mayhem Devil Minecart Daredevil Minecart Daredevil Moon Girl and Devil Dinosaur Ovalchase Daredevil Oxidda Daredevil Pitchburn Devils Riot Devils Root Greevil Roots of All Evil Scalding Devil Scourge Devil Snow Devil Spare from Evil Spoils of Evil Squealing Devil Stench of Evil Sticky Kavu Daredevil Stinkdrinker Daredevil Stone-Throwing Devils The Masters of Evil The Sea Devils Too Evil to Stay Dead Undying Evil Vengeful Devil Venom, Evil Unleashed

For the Ancestors can be fired off twice, or just pitched and cast later from the yard
I mean fine if you want some graveyard hate, doesn't do too much on its own, though you can exile Asmodeus the Archfiend as probably the go to here, but then that's totally out of your blue/white color scheme so this is just a sideline in an Esper
PLANECHASE 2009 The 10 oversized plane cards in each game pack comprise a planar deck
Lorcana has revealed its newest set: Rise of the Floodborn