It goes nuts in any deck that cares about Treasure tokens, and it may be the best iteration ever of an Upwelling/store your mana over several turns effects
Escape [[Wheel of Fortune]] to refill your hand while exiling cards
Enchantments There is a pretty sizeable pool of one black mana, when this creature dies, it doesnt die/returns to the field, both on enchantments and on instants, so Im not going to talk about those right now
We could definitely see new ramp decks emerge in this cards wake, since it totally changes the mana-per-turn math that theyre working with
Unfortunately, and somewhat unsurprisingly, however, not all of them are good
I just built a Bant Commander Group Hug Meets Crimes brew, and this stuff was in my mind, around crimes, which you can check out here