It forces each opponent to sacrifice a non-land permanent when attacking, and gains 2 +1/+1 counters each time one of your artifacts enters the graveyard or exile from play
Cid, Timeless Artificer Cid, Timeless Artificer is an interesting build-around that I imagine comes in two flavors: You either go hard on looting, cycling, and self-mill to throw multiple copies of Cid in the graveyard, or you do some Mirror Box shenanigans
You then get all those lands and can cast all those spells for free
The deck also runs useful enchantments to trigger delirium, allowing Fear of Missing Out to enable some scary turns as your big fliers get to attack twice
Indestructible to the rescue
(2025-06-06) The mana value of a nonmodal double-faced permanent is the mana value of its front face, no matter which face is up