1 Zombie Tuner + 1+ non-Tuner monsters
During your opponent's turn (Quick Effect): You can target 1 Zombie monster in your GY, except "Red-Eyes Zombie Dragon Lord"; Special Summon it. If this card is in your GY: You can banish 1 Zombie monster you control; Special Summon this card. You can only use each effect of "Red-Eyes Zombie Dragon Lord" once per turn.