Simulated holo effect, for illustration only.
K9-66X "Jacks"
- Expansion
- Doom of Dimensions
- Code
- DOOD-EN047
- Rarity
- Super Rare
- Card type
- Monster · Fiend/Xyz/Effect
- Attribute
- DARK
- Rank
- 5
- ATK / DEF
- 2600 / 2500
- Archetype
- K9
Card text
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.
Price history
Ungraded cards
Condition: Near Mint (Mint and Near Mint)
- From
- —
- Price trend
- €0.26
- Average price 30 days
- €0.27
- Average price 7 days
- €0.31
- Average price 1 day
- €0.32
Oct 2, 2026 · €0.26
The dashed line is an estimate from the markets' rolling averages; recorded history starts on Oct 1, 2026.
Show data as a table
| Date | Price | Low |
|---|---|---|
| Oct 2, 2026 | €0.26 | — |
| Oct 1, 2026 | €0.27 | — |
| Sep 25, 2026 (estimate) | €0.31 | — |
| Sep 24, 2026 (estimate) | €0.31 | — |
| Sep 2, 2026 (estimate) | €0.27 | — |
| Sep 1, 2026 (estimate) | €0.27 | — |
Graded index
Certified cards, by grader and grade — kept apart from ungraded prices.
No graded prices
There aren't enough reliable offers for this graded card on external markets.