Case of the Locked Hothouse
~$2.67 low · ~$7.32 high
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Green. Enchantment — Case

Murders at Karlov Manor #155 · Illustrated by Leanna Crossan
What is Case of the Locked Hothouse 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
You may play an additional land on each of your turns.
To solve — You control seven or more lands. (If unsolved, solve at the beginning of your end step.)
Solved — You may look at the top card of your library any time, and you may play lands and cast creature and enchantment spells from the top of your library.
Format legality
All 3 printings of Case of the Locked Hothouse
| Printing | Rarity | Non-foil | Foil | Cardmarket (EUR) | My collection |
|---|---|---|---|---|---|
Murders at Karlov Manor mkm #155· 2024rare· Cardmarket €2.76 · €2.77 foil | rare | $3.77 | $3.93 | €2.76€2.77 foil | |
Murders at Karlov Manor Promos pmkm #155p· 2024Promorare· Cardmarket €2.09 · €2.54 foil | rare | $2.67 | $3.67 | €2.09€2.54 foil | |
Murders at Karlov Manor Promos pmkm #155s· 2024Promorare· Cardmarket €5.95 foil | rare | No non-foil printing | $7.32 | €5.95 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 Locked Hothouse
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Card details
- First printed
- 2024
- Printings
- 3
- Mana value
- 4
- EDHREC rank
- #1,531 on EDHREC (Commander popularity)
- Keywords
- Solved
- Artist
- Leanna Crossan
What the codes mean
The small print at the bottom of the Murders at Karlov Manor card (#155).
0155 · MKM · R · EN
- 0155Collector number: this card's place in the set list.
- MKMSet code for Murders at Karlov Manor
- RRare
- ENPrinted in English
How to read a Magic card: every part and code, on real cards.
Rulings (10)
February 2, 2024
Each Case has two special keyword abilities: to solve and solved.
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
"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
The effect of Case of the Locked Hothouse that allows you to play an additional land is cumulative with similar effects. For example, if you control two Case of the Locked Hothouses, you'll be able to play three lands during each of your turns.
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
"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.
February 2, 2024
Cases don't lose their other abilities when they become solved.
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
Once a Case becomes solved, it stays solved until it leaves the battlefield.
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