Catalyst Stone [Odyssey] Time Spiral Promos Set: Ravnica: City of Guilds

Set: Ravnica: City of Guilds Type: Enchantment — Aura Rarity: Common Cost: {3}{W} Enchant permanent

That token gains haste

Haste (This creature can attack and {T} as soon as it comes under your control

if you control three or more artifacts

Set: Beta Edition Type: Instant Rarity: Uncommon Cost: {G} Cast this spell only before the combat damage step

Catalyst Stone [Odyssey] Time Spiral Promos Set: Ravnica: City of GuildsSet: Odyssey Type: Artifact Rarity: Rare Cost: {2} Flashback costs you pay cost up to {2} less. Flashback costs your opponents pay cost {2} more. The gems' incandescence invades the dreams of all who see them.