Anima Ex Machina

Protection from Spells with a converted Mana Cost of {x} or less

Whenever you cast a spell with a converted Mana Cost of
{x}, draw 1 card.

Creatures in your Graveyard with a converted Mana Cost of {x} gain Unearth {g}{w}{u} (Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)