Mox Amber (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] The Brothers' War Retro Artifacts Spend this mana only to

Spend this mana only to cast colorless Eldrazi spells or activate abilities of colorless Eldrazi

till all are one

they get a number of poison counters equal to the difference

destroy that creature at end of combat

Mox Amber (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] The Brothers' War Retro Artifacts Spend this mana only toSet: The Brothers' War Retro Artifacts Type: Legendary Artifact Rarity: Mythic Cost: {0} {T}: Add one mana of any color among legendary creatures and planeswalkers you control. "A crystallized moment in time from the Mending Era, first discovered during the Ice Age. A temporal conundrum, even to the great scholar himself." *The Discoveries of Feldon*