From the Vault: Realms
From the Vault: Realms — Mythic Rare
: Add to your mana pool. Cephalid Coliseum deals 1 damage to you.Threshold — , , Sacrifice Cephalid Coliseum: Target player draws three cards, then discards three cards. Activate this ability only if seven or more cards are in your graveyard.
Artist: Cliff Childs