[DRAGON/SYNCHRO/EFFECT] 2 Tuner Monsters + "Red Dragon Archfiend" This card gains 500 ATK for each Tuner Monster in your Graveyard. This card cannot be destroyed by your opponent's card effects. When an opponent's monster declares an attack, you can remove from play this card to negate the attack. If you negate an attack this way, Special Summon this removed from play card during the End Phase.