Thought Ruler Archfiend [DT05-EN088] Super Rare XY52 if you have a Spellcaster-Type

if you have a Spellcaster-Type monster on your side of the field or in your Graveyard: You can return 1 "Spellbook" Spell Card from your Graveyard to the bottom of your Deck

When this card is Normal Summoned or flipped face-up: Target 1 face-up monster on the field

If this card would be destroyed by battle

inflict damage to your opponent equal to the Level of the monster x 100

they must discard all copies of it in their hand

Thought Ruler Archfiend [DT05-EN088] Super Rare XY52 if you have a Spellcaster-TypeSet: Duel Terminal 5 Card type: Synchro Effect Monster Rarity: Super Rare Attack: 2700 Defense: 2300 1 Tuner + 1 or more non Tuner monsters When this card destroys a monster by battle and sends it to the Graveyard, gain Life Points equal to that monster's original ATK. You can pay 1000 Life Points to negate the activation of a Spell or Trap Card that targets exactly 1 Psychic Type monster, and destroy it.