"A Case for K9"'s Near Mint price is up 14.3% ($0.03) over the past 30 days.
8h ago· Updated Oct 29, 2026
Card Details
TypeSpell — Continuous
RaceContinuous
ArchetypeK9
Frame Typespell
Human Readable TypeContinuous Spell
Card TextWhen this card is activated: You can add 1 "K9" monster from your Deck to your hand. "K9" monsters you control gain 900 ATK during any turn in which your opponent has activated a monster effect in the hand or GY. If this card in the Spell & Trap Zone is destroyed by card effect: You can Set 1 "K9" Quick-Play Spell from your Deck or GY. You can only use this effect of ""A Case for K9"" once per turn. You can only activate 1 ""A Case for K9"" per turn.
inkwell Fair Value™?· NM
$0.24
thin
$0.11$0.30
Condition?
Confidencemedium
Prices as ofOct 29
Normal—
Cheapest printing—
Why This Price
inkwell Estimate
Fair Value$0.24
Movement
7D Change+33.3% (+$0.06)
30D Change+14.3% (+$0.03)
Freshness
Prices as ofOct 29
Update cadenceDaily
Inkwell Fair Value$0.24
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- How much is "A Case for K9" worth?
- The current Near Mint price for "A Case for K9" from Justice Hunters (Yu-Gi-Oh!) is $0.24. It has increased 33.3% over the past 7 days.
- What set is "A Case for K9" from?
- "A Case for K9" is from the Justice Hunters set. It is a mythic in Yu-Gi-Oh!.
- What rarity is "A Case for K9"?
- "A Case for K9" is a mythic card from Justice Hunters in Yu-Gi-Oh!.
- How has the price of "A Case for K9" changed over the past 30 days?
- Over the past 30 days, the Near Mint price of "A Case for K9" has risen 14.3% ($0.03) to $0.24.
- How many printings of "A Case for K9" exist?
- "A Case for K9" has 2 printings across different Yu-Gi-Oh! sets. The cheapest printing is $0.24 from Justice Hunters.