Embodiment of Chaos

Enchant battlefield
Enchanted battlefield is a 0/0 Avatar creature and has first strike and haste.
Enchanted battlefield gets +X/+X, where X is the number
of cards on it.
When enchanted battlefield attacks, exile X cards from the top of your library, where X is its power. Starting with you, each player randomly chooses a nonland permanent card exiled this way, then they may cast that spell. Put all cards not chosen this way on the bottom of your library.

A volatile force born from the unending m