Arcbound Immortal

Modular 0
Amplify 2 (As this creature enters the battlefield, put a +1/+1 counter on it for each artifact creature card you reveal in your hand.)
Unearth {3} ({3}: 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.)