Vaal Hazak,The Corpse Dragon

Flying,Menace,Deathtouch
Whenever a creature you control dies trigger the following abilities :
Miasma Breath:Creatures your opponents control get -2/-2
Effluvial Drain:Choose two
creatures that died Vaal Hazak
Absorbs the Power from targets
Zombie Siphon:
Gain life equal to toughness from targets
Elder Dragon Apex of the Rotten Vale