Magical Citadel of Endymion [SR08-EN024] Common BW46 then your opponent Special Summons

then your opponent Special Summons 1 monster from their Extra Deck

Set: Shadow of Infinity Card type: Normal Trap Rarity: Secret Rare Attack: 0 Defense: 0 Select 1 face-down Defense Position monster

Set: The Infinity Chasers Card type: Continuous Spell Rarity: Super Rare Your opponent cannot target Machine Xyz Monsters you control with card effects

•During the End Phase

if you have a [Diaboromon] in play

Magical Citadel of Endymion [SR08-EN024] Common BW46 then your opponent Special SummonsSet: Structure Deck: Order of the Spellcasters Card type: Field Spell Rarity: Common Each time a Spell Card is activated, p[lace 1 Spell Counter on this card when that Spell resolves. If a card with a Spell Counter(s) is destroyed, place its Spell Counters on this card. Once per turn, if you would activate a card effect by removing a Spell Counter(s) from a card you control, you can remove that many Spell Counters from this card instead. Id this card