Cloud Key - The Brothers' War Retro Artifacts
Cloud Key
Artifact
As Cloud Key enters, choose artifact, creature, enchantment, instant, or sorcery.
Spells you cast of the chosen type cost less to cast.
"A key only unlocks a door. Its wielder must choose whether to cross the threshold."
—*Hurkyl's Metaphysics, vol. II*
Legalities
- NOTLEGAL Standard
- NOTLEGAL Pioneer
- LEGAL Modern
- LEGAL Legacy
- LEGAL Vintage
- LEGAL Commander
- LEGAL Oathbreaker
- NOTLEGAL Alchemy
- NOTLEGAL Explorer
- LEGAL Historic
- LEGAL Brawl
- LEGAL Timeless
- NOTLEGAL Pauper
- LEGAL Penny