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.
Case of the Locked Hothouse has 3 listed printings; the most valuable is the Prerelease printing from PMKM at US$7.32 on TCGplayer's market price. Prices below are the cheapest in-stock listing in the United States.
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