| Cloud Key (Schematic) |
| As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost less to cast. |
| Illustrated by Trevor Hairsine |
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NOT LEGAL Standard
NOT LEGAL Pioneer LEGAL Modern LEGAL Legacy LEGAL Vintage
NOT LEGAL Brawl
LEGAL Historic NOT LEGAL Pauper LEGAL Penny LEGAL Commander |