Zombie Lord Dragon Master

2 monsters with different names, including a DARK monster (Quick Effect): When your opponent activates a monster effect: You can discard 1 card; negate that effect, and if you do, if that monster is on the field, you take 1000 damage. You can only activate this effect of this card up to twice per turn. This card is unaffected by your opponent’s card effects. If this card is in your GY and your LP are at least 2000 lower than your opponent’s (Quick Effect): You can Special Summon this card in Defense Position. You can only Special Summon this card once per turn this way.