Machina Citadel [SR10-EN001] Ultra Rare

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Machina Citadel [SR10-EN001] Ultra Rare

Set:	Structure Deck: Mechanized Madness
Card type:	Effect Monster
Rarity:	Ultra Rare
Attack:	3000
Defense:	2500

Cannot be Normal Summoned/Set. Must be Special Summoned by a card effect. (Quick Effect): You can target 1 Machine monster you control; destroy that Machine monster and all monsters your opponent controls with ATK less than or equal to it. If a face-up EARTH Machine monster(s) you control, except "Machina Citadel", is destroyed by battle or card effect while this card is in your GY: You can Special Summon this card. You can only use each effect of "Machina Citadel" once per turn.