
As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery.
Spells you cast of the chosen type cost {1} less to cast.
Cloud Key has 10 printings, first in Future Sight (2007). EDHREC ranks it #604 among Commander cards. It appears most in Kilo, Apogee Mind decks (9,422 on EDHREC). 1 public deck on TCG runs it. It has 2 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.