It's hard to identify a single game where Faerie Mastermind played a pivotal role, but I ended up running him in nearly every one of my blue decks and I was never sad to draw him
Illustrated by Dan Frazier Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
Incapsula incident ID: 1537000680196475713-367718757633691917
This list isn't gospel, you shouldn't run all of these cards in all of your decks, but you should be looking at them to take up those slots in the 99 that aren't just Wrath of God, Damnation, or any other yawn-inducing card that is generically good, but might not actually be the right fit for you.
Each pack contains 10 game cards and 1 basic Energy
, : Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud