Spellbook of Power [AP02-EN003] Ultimate Rare BT5-110 each with 15 randomly inserted

each with 15 randomly inserted cards

You can Tribute 2 monsters

each with 3 Ultra Rares and 15 commons

this card gains ATK equal to the difference

Set: Battle Evolution Booster Rarity: Secret Rare Color: Black Card type: Extra

Spellbook of Power [AP02-EN003] Ultimate Rare BT5-110 each with 15 randomly insertedSet: Astral Pack 2 Card type: Normal Spell 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.