Spellbook of Power [AP02-EN003] Ultimate Rare Duels of the Planeswalkers If those permanents are exchanged

If those permanents are exchanged this way

With multiple pawns for commonly encountered creatures and a handful of new foes to fight in starship combat

Set: Theros Beyond Death Type: Legendary Artifact Rare Cost: {4} Nyx Lotus enters the battlefield tapped

Destroy all face-up monsters of the declared Type on the field

Spellbook of Power [AP02-EN003] Ultimate Rare Duels of the Planeswalkers If those permanents are exchangedSet: Astral Pack 2 Card type: Spell Card Rarity: Ultimate Rare Target 1 Spellcaster Type monster you control; until the End Phase, it gains 1000 ATK. Also, until the End Phase, each time it destroys an opponent's monster by battle: You can add 1 "Spellbook" Spell Card from your Deck to your hand. You can only activate 1 "Spellbook of Power" per turn.