![Keening Stone (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/e5aed6452561a81a8b287493a4a555cb.jpg?v=1719469662)
Keening Stone (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts]
| Set: | 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