Seaside Citadel [Commander Anthology Volume II] 150 When this card is Special

When this card is Special Summoned: you can return all Spells and Traps your opponent controls to the hand

When this card is Xyz Summoned: You can send 3 Dragon-Type monsters with different names from your Deck to the Graveyard

but the 3 main effect monsters in this strategy can combine in 6 different ways to cause chaos

Set: Legendary Collection 3: Yugi's World Card type: Normal Trap Rarity: Secret Rare Attack: 0 Defense: 0 When a monster(s) is Summoned: Destroy all monsters on the field

Reverse Type: Legendary Enchantment Whenever an opponent casts their first spell each turn

Seaside Citadel [Commander Anthology Volume II] 150 When this card is SpecialSet: Commander Anthology Volume II Type: Land Rarity: Uncommon Seaside Citadel enters the battlefield tapped. {T}: Add {G}, {W}, or {U}. For wisdom's sake, it was built high to gaze on all things. For glory's sake, it was built high as a testament of power. For strength's sake, it was built high to repel all attacks.