Effect
2 Level 5 monsters If this card is Xyz Summoned, or if your opponent activates a monster effect in the hand or GY: You can detach 1 material from this card, then target 1 monster on the field; destroy it. You can only use this effect of "K9-66X "Jacks"" once per turn. A "K9" Xyz Monster that has this card as material gains this effect. ● During any turn in which your opponent has activated a monster effect in the hand or GY, any battle damage this card inflicts to your opponent is doubled.
This text is not available in your language yet.
This text is not available in your language yet.
This text is not available in your language yet.
Continue with related public research
From this rulings page you can jump back into card data, set archives, tournament decks, banlist checks, and market movers.
Card database
Search Yu-Gi-Oh! cards, archetypes, stats, and printings.
Set archive
Navigate booster sets and inspect all cards in each release.
Tournament decks
Browse competitive decklists, player finishes, and archetype trends.
Banlist status
Check the current status of Yu-Gi-Oh! cards on the banlist.
Market movers
Track the top Yu-Gi-Oh! price gainers and momentum cards.