Grim Monolith [Urza's Legacy] SPA Sidisi tirana de la progenie Set: Commander 2018 Type: Artifact

Set: Commander 2018 Type: Artifact Creature — Sphinx Rare Cost: {4}{U}{U} Flying Whenever an artifact creature you control deals combat damage to a player

Set: Homelands Type: Enchantment Rare Cost: {2}{R}{R} As An-Zerrin Ruins enters the battlefield

"Hard to imagine

Set: Magic 2015 Type: Basic Land — Mountain Common Cost: ({T}: Add {R}

and not all are natural in origin

Grim Monolith [Urza's Legacy] SPA Sidisi tirana de la progenie Set: Commander 2018 Type: ArtifactSet: Urza's Legacy Type: Artifact Rarity: Rare Cost: {2} Grim Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {4}: Untap Grim Monolith. Part prison, part home.