With all the attention Lulu, Stern Guardian is currently getting, however, Lulus applications may become well-known enough for players to remove them more promptly
He's a great follow up to a board wipe
That sounds bad, but whenever you sacrifice a permanent, you get to put a +1/+1 counter on Korvold and then draw a card
Although most black decks are looking to wipe the board rather than hold it at bay, this is still somewhat unique in the color, although I bet it would see play in Zur the Enchanter on occasion if it cost three
My guess is Demonic Tutor gets the nod here, as an iconic tutor effect from the early days of the game that has only seen a reprint in a Duel Deck in the modern era
With Red Purple Trafalgar Law and Enies Lobby banned, the OP07 and OP08 metas will change drastically, so players are busy practicing to get ready