Sapphire Medallion [Tempest] Avatar Whenever a player casts a

Whenever a player casts a spell with mana value equal to the number of charge counters on Chalice of the Void

Set: Kaladesh Prerelease Promos Type: Artifact Rarity: Rare Cost: {4} Whenever you cast a spell

Set: Alpha Edition Type: Creature — Wall Rarity: Uncommon Cost: {1}{R}{R} Defender (This creature can't attack

you may search your library for an Elemental card

Set: Alliances Type: Artifact Creature — Phyrexian Construct Rarity: Rare Cost: {6} When Phyrexian Devourer's power is 7 or greater

Sapphire Medallion [Tempest] Avatar Whenever a player casts aSet: Tempest Type: Artifact Rarity: Rare Cost: {2} Blue spells you cast cost {1} less to cast.