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Barrin's Codex
Artifact — Book
At the beginning of your upkeep, you may put a page counter on this artifact.
4 generic mana , tap , Sacrifice this artifact: Draw X cards, where X is the number of page counters on this artifact.
Rulings (1)
Adding a counter is optional. If you forget to add one during your upkeep, you cannot back up and add one later.
Oct 4, 2004
Legality
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