Case of the Pilfered Proof
~$0.17 low · ~$0.18 high
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White. Enchantment — Case

Murders at Karlov Manor #9 · Illustrated by Joshua Cairos
What is Case of the Pilfered Proof worth?
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TCGplayer market prices in USD, updated October 14, 2026. Each price is for one printing and one finish.
Oracle text
Whenever a Detective you control enters or is turned face up, put a +1/+1 counter on it.
To solve — You control three or more Detectives. (If unsolved, solve at the beginning of your end step.)
Solved — If one or more tokens would be created under your control, those tokens plus a Clue token are created instead. (It's an artifact with ", Sacrifice this token: Draw a card.")
Format legality
The only printing of Case of the Pilfered Proof
| Printing | Rarity | Non-foil | Foil | Cardmarket (EUR) | My collection |
|---|---|---|---|---|---|
Murders at Karlov Manor mkm #9· 2024uncommon· Cardmarket €0.05 · €0.15 foil | uncommon | $0.18 | $0.17 | €0.05€0.15 foil |
Prices are TCGplayer market prices in USD for each printing and finish, via Scryfall. They are a guide, not an appraisal.
Where to buy Case of the Pilfered Proof
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Card details
- First printed
- 2024
- Printings
- 1
- Mana value
- 2
- EDHREC rank
- #20,159 on EDHREC (Commander popularity)
- Keywords
- Solved
- Artist
- Joshua Cairos
What the codes mean
The small print at the bottom of the Murders at Karlov Manor card (#9).
0009 · MKM · U · EN
- 0009Collector number: this card's place in the set list.
- MKMSet code for Murders at Karlov Manor
- UUncommon
- ENPrinted in English
How to read a Magic card: every part and code, on real cards.
Rulings (14)
February 2, 2024
You can't sacrifice a Clue to pay multiple costs. For example, you can't sacrifice a Clue token to activate its own ability and also to activate Alquist Proft, Master Sleuth's ability.
February 2, 2024
The meaning of "solved" differs based on what type of ability follows it. "Solved — [activated ability]" means "[Activated ability]. Activate only if this Case is solved." Activated abilities contain a colon. They're generally written "[Cost]: [Effect]."
February 2, 2024
Being solved is not part of a permanent's copiable values. A permanent that becomes a copy of a solved Case is not solved. A solved Case that somehow becomes a copy of a different Case stays solved.
February 2, 2024
"Solved — [static ability]" means "As long as this Case is solved, [static ability]." Static abilities are written as statements, such as "Creatures you control get +1/+1" or "Instant and sorcery spells you cast cost
less to cast."
February 2, 2024
Some spells and abilities that investigate may require targets. If each target chosen is an illegal target as that spell or ability tries to resolve, it won't resolve. You won't create any Clue tokens.
February 2, 2024
Cases don't lose their other abilities when they become solved.
February 2, 2024
Some abilities trigger "whenever you sacrifice a Clue". Those abilities trigger whenever you sacrifice a Clue for any reason, not just to activate a Clue's activated ability.
February 2, 2024
"To Solve — [condition]" means "At the beginning of your end step, if [condition] and this Case is not solved, it becomes solved."
February 2, 2024
Once a Case becomes solved, it stays solved until it leaves the battlefield.
February 2, 2024
Each Case has two special keyword abilities: to solve and solved.
February 2, 2024
Clue is an artifact type. Even though it appears on some cards with other permanent types, it's never a creature type, a land type, or anything but an artifact type.
February 2, 2024
"Solved — [Triggered ability]" means "[Triggered ability]. This ability triggers only if this Case is solved." Triggered abilities use the word "when," "whenever," or "at." They're often written as "[Trigger condition], [effect]."
February 2, 2024
If an effect refers to a Clue, it means any Clue artifact, not just a Clue artifact token. For example, you can sacrifice Wrench to pay for Alquist Proft, Master Sleuth's activated ability.
February 2, 2024
"To solve" abilities will check for their condition twice: once when the ability would trigger, and once when it resolves. If the condition isn't true at the beginning of your end step, the ability won't trigger at all. If the condition isn't true when the ability resolves, the Case won't become solved.
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