Keening Stone (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Arcane Set: Commander 2017 Type: Artifact

Set: Commander 2017 Type: Artifact Rarity: Rare Cost: {4} As Door of Destinies enters the battlefield

Set: Diamond & Pearl: Great Encounters Type: Grass Rarity: Rare

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {1} As Pithing Needle enters the battlefield

instead each opponent mills half their library

"The educated mind is heavy with lore and knowledge

Keening Stone (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Arcane Set: Commander 2017 Type: ArtifactSet: 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