Eternal Thirst
Eternal Thirst {1}{B}
Enchantment - Aura
Enchant creature
Enchanted creature has lifelink and "Whenever a creature an opponent controls dies, put a +1/+1 counter on this creature." (Damage dealt by a creature with lifelink also causes its controller to gain that much life.)
Latest set: [M15] Magic 2015 Core Set ( C · #95 )