Thought Ruler Archfiend (Purple) [DL11-EN014] Rare XY125 Set: XY: Fates Collide Type:

Set: XY: Fates Collide Type: Water Rarity: Ultra Rare Retreat cost: Colorless

If you search your library this way

and have this card frontal attack with the chosen character as the defending character

if this SIGNI's power is exactly 13000

Thought Ruler Archfiend (Purple) [DL11-EN014] Rare XY125 Set: XY: Fates Collide Type:Set: Duelist League Promo Card type: Synchro Effect Monster Rarity: 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.