Spellbook of Secrets [REDU-EN057] Ultimate Rare SM179 Monsters your opponent controls cannot

Monsters your opponent controls cannot target monsters for attacks

Check all monsters on your opponent's side of the field

Set: Astral Pack 1 Card type: Tuner Monster Rarity: Super Rare Attack: 400 Defense: 1800 During either player's turn

Set: POP Series 3 Type: Grass Rarity: Uncommon Retreat cost: Colorless

Lord of Striking Thunder" face-up on your side of the field

Spellbook of Secrets [REDU-EN057] Ultimate Rare SM179 Monsters your opponent controls cannotSet: Return of the Duelist Card type: Normal Spell Rarity: Ultimate Rare Add 1 "Spellbook" card from your Deck to your hand, except "Spellbook of Secrets". You can only activate 1 "Spellbook of Secrets" per turn.