Keening Stone (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Vehicle Set: March of the Machine

Set: March of the Machine Prerelease Promos Type: Legendary Planeswalker — Wrenn Rarity: Mythic Cost: {1}{G}{G} Lands you control have “{T}: Add one mana of any color

When Glistening Sphere enters the battlefield

Planeswalker deals 7 damage to target player or planeswalker

Set: March of the Machine Prerelease Promos Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {3}{G}{G} Trample

Keening Stone (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Vehicle Set: March of the MachineSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Rare Cost: {6} {5}, {T}: Target player mills X cards, where X is the number of cards in that player's graveyard. "The new prototype utilizing a rotational axis is marvelously effective: it makes me want to tear my own ears off." Ashnod, to her assistants