Malakath, The Lost Pharaoh

Creatures that enter the battlefield from the graveyard that you control get +2/+0 and haste
until end of turn
{b}, Sacrifice a Creature, Pay 2 life: Return target
creature from your graveyard to the battlefield
under your control that wasn't put in the
graveyard this turn, It gains "at the beginning of
your end step, sacrifice this creature",
only activate on your turn and before
attackers are declared.