Exhaustion [Portal] PW7 when an attack is declared

when an attack is declared involving this card and an opponent's monster: You can detach 1 Xyz Material from this card

" —The Underworld Cookbook

Set: Magician's Force Card type: Effect Monster Rarity: Ultra Rare Attack: 2400 Defense: 1900 Negate the effect of a Monster Card that specifically designates this 1 card as a target

if a planeswalker entered the battlefield under your control this turn

Special Summon 2 "Bujin" monsters of 2 different Types from the Deck in Defense Position

Exhaustion [Portal] PW7 when an attack is declaredSet: Portal Type: Sorcery Rarity: Rare Cost: {2}{U} Creatures and lands target opponent controls don't untap during their next untap step.