Volatile Tomb

{1}Exile two nonland cards with the same name from a graveyard: You gain 2 life.
{1}Exile three nonland cards with the same name from a graveyard: Scry 2.
{1}Exile four nonland cards with the same name from a graveyard: Draw 2 cards.
"Tread lightly, history lies restless under your feet. "