Cloud Key
Artifact
As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery.
Spells you cast of the chosen type cost 
less to cast.
Illustrated by
The Zeta Set#341UncommonEnglish
CascadeThe Zeta Set#341UncommonEnglishCascadeArtifact
As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery.
Spells you cast of the chosen type cost less to cast.
Illustrated by
The Zeta Set#341UncommonEnglish