ATTACK: 2600
DEFENSE: 2500
ATTRIBUTE: DARK
CARD TYPE: Xyz/Effect Monster
DESCRIPTION: 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.
MONSTERTYPE: Fiend

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PRICE FAQ

What is K9-66X "Jacks" (Doom of Dimensions) worth today?

K9-66X "Jacks" [1st Edition] has a TCGplayer market price of $0.30 as of 2026-09-17.

What is the all-time high price for K9-66X "Jacks"?

In TickerMint's daily data (since September 2026), the all-time high market price for K9-66X "Jacks" [1st Edition] is $0.30 (2026-09-16) and the all-time low is $0.29 (2026-09-16).

What would a seller actually net for K9-66X "Jacks"?

The TickerMint Estimate for K9-66X "Jacks" is $0.30. It is a fee-adjusted fair value blending TCGplayer and eBay data to estimate what a seller nets after marketplace fees.

how these numbers are computed →

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