mtg planar chaos cards Rough // Tumble - counter that spell. MTG Magus of the Coffers

Bonecrusher sees extensive play in Pioneer in various Rakdos decks, as well as Gruul, Boros, and Mono-Red

Plus a nice little triggered ability which can just be a benefit if you don't kill a lot of stuff or can really get out of hand if you work with it

Legendary Creature Enchantment - God Blink (CTRL to add secondary) Card Defiler of Dreams Flying As an additional cost to cast blue permanent spells, you may pay 2 life

In any event, an enchantment that copies your non-token creatures that damage a player in combat screams "build around me" in Commander, so it doesn't surprise me that this enchantment is preordering near $20