- tcgrate
- Games
- Yu-Gi-Oh!
- Sets
- Doom of Dimensions
- K9-66X "Jacks"
Yu-Gi-Oh! · Doom of Dimensions · #DOOD-EN047 · Super Rare
K9-66X "Jacks"
Yu-Gi-Oh! card price for K9-66X "Jacks": $0.29 market, from $0.01 at the cheapest listing, 1st Edition printing, updated Oct 19, 2026. Full price history since Sep 18, 2025 below.
Sellers right now
Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.
Where to buy
One year
Price story
K9-66X "Jacks" was released in September 2025. Launch-week prices are left out here: before supply arrives they are mostly guesses. Over the past twelve months it moved −9.4%, trading between $0.16 and $0.42. The current price is in the middle of that range. The cheapest listing right now is $0.01, and the 30-day average market price is $0.29.
Printings
The card in play
- Card type
- Xyz/Effect Monster
- Attribute
- DARK
- Monster type
- Fiend
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.
