As a defensive card, it also shines: keep your guys from dying to removal, or reuse a comes-into-play creature
The answer is two: Chalice of the Void from Mirrodin and Orochi Hatchery from Champions of Kamigawa
Expect to find these in a multitude of Aristocrat decks across different formats
This artwork looks straight out of an explorers sketchbook

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Four graveyards fill up awfully fast, and getting back the best threats in the game often ends it