Spellbook of the Master [CBLZ-EN062] Secret Rare Abyss Rising You can only Special Summon

You can only Special Summon "Darklord Nasten(s)" once per turn

Whenever Bog Humbugs deals combat damage

Discard down to your maximum hand size

Set: Core Set 2021 Promos Type: Sorcery Rarity: Mythic Cost: {1}{B}{B} Search your library for a card

Spellbook of the Master [CBLZ-EN062] Secret Rare Abyss Rising You can only Special SummonSet: Cosmo Blazer Card type: Normal Spell Rarity: Secret Rare Attack: 0 Defense: 0 If you control a Spellcaster Type monster: You can reveal 1 other "Spellbook" card in your hand to target 1 "Spellbook" Normal Spell Card in your Graveyard, except "Spellbook of the Master"; this card's effect becomes that target's effect. You can only activate 1 "Spellbook of the Master" per turn.