Number 16: Shock Master [JUMP-EN060] Ultra Rare Battle of Gods Saga/Resurrection 'F' Saga "This is the source

"This is the source

you can Special Summon 1 Level 4 DARK monster from your Graveyard

Then that player or that permanent's controller may pay {R}{R}

2 Goblin Ringleader

Number 16: Shock Master [JUMP-EN060] Ultra Rare Battle of Gods Saga/Resurrection 'F' Saga "This is the sourceSet: Shonen Jump Magazine Promos Card type: Xyz Effect Monster Rarity: Ultra Rare Attack: 2300 Defense: 1600 3 Level 4 monsters Once per turn: You can detach 1 Xyz Material from this card to declare a card type (Monster, Spell, or Trap); that type of card (if Spell or Trap) cannot be activated, or (if Monster) cannot activate its effects, until the end of your opponent's next turn.