+2: Whenever a creature target opponent controls dies during this turn, that player gains an eclipse counter. (At the beginning of a player's end step, that player loses 1 life for each eclipse counter they have.)

-1: Target player gains an eclipse counter. You gain 1 life, draw a card, and mill 2. Then, if a graveyard has 10 or more cards in it, proliferate.

-12: Gain control of each nonland permanent target opponent with one or more eclipse counters control.