Dark Staring at the Blue Sky

[ Reptile / Effect ] If a monster(s) is Special Summoned from the Deck and/or Extra Deck by an opponent's activated monster effect, while this card is in your GY: You can Special Summon this card. When a monster effect is activated that includes an effect that Special Summons a monster(s) (Quick Effect): You can banish 1 card from your hand or field; negate that effect, and if you do, destroy that card. During the End Phase, if this card is currently banished, and was banished this turn: You can return 1 of your other banished monsters to the GY. You can only use each effect of "Dark Staring at the Blue Sky" once per turn. ATK/ 3000 DEF/ 2700