Dark Magic Attack [DR2-EN208] Ultra Rare Null you can select 1 monster

you can select 1 monster your opponent controls

you can Special Summon 1 monster with 500 or less ATK from your Graveyard in Attack Position

except "Spellbook of Secrets"

Set: Return of the Duelist Card type: Xyz/Effect Monster Rarity: Ghost Rare Attack: 2000 Defense: 2000 2 Level 4 Warrior-Type monsters // Once per turn: You can detach 2 Xyz Materials from this card

While there are 4 or more Clock Counters om this card

Dark Magic Attack [DR2-EN208] Ultra Rare Null you can select 1 monsterSet: Dark Revelation Volume 2 Card type: Normal Spell Rarity: Ultra Rare You can only activate this card while there is a face up "Dark Magician" on your side of the field. Destroy all Spell and Trap Cards on your opponent's side of the field.