Thought Ruler Archfiend [TDGS-EN044] Ultra Rare Champion Pack 5 You can only activate 1

You can only activate 1 "Spellbook of the Master" per turn

Your opponent cannot Set any cards on the field

This card can attack your opponent's Life Points directly even if there is a monster on your opponent's side of the field

Instead of you

Set: Gold Series 2008 Card type: Effect Monster Rarity: Gold Rare Attack: 1600 Defense: 1000 Whent his card is Normal Summoned

Thought Ruler Archfiend [TDGS-EN044] Ultra Rare Champion Pack 5 You can only activate 1Set: The Duelist Genesis Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 2700 Defense: 2300 1 Tuner + 1 or more non Tuner monsters When this card destroys an opponent's monster by battle and sends it to the Graveyard, gain Life Points equal to the monster's original ATK. You can pay 1000 Life Points to negate the activation and effect of a Spell or Trap Card that targets 1 Psychic Type monster, and destroy it.