Wall of Stone [30th Anniversary Edition] Ajani Set: Kaladesh Inventions Type: Artifact

Set: Kaladesh Inventions Type: Artifact Creature — Construct Rarity: Mythic Cost: {3}{G}{G} Trample

Set: The List Type: Instant Rarity: Rare Cost: {R} Lightning Bolt deals 3 damage to any target

You can even find ways to revitalize famous cards from the past

destroy Cosmic Horror unless you pay {3}{B}{B}{B}

Wall of Stone [30th Anniversary Edition] Ajani Set: Kaladesh Inventions Type: ArtifactSet: 30th Anniversary Edition Type: Creature Wall Rarity: Uncommon Cost: {1}{R}{R} Defender (This creature can't attack.) The Earth herself lends her strength to these walls of living stone, which possess the stability of ancient mountains. These mighty bulwarks thwart ground based troops, providing welcome relief for weary warriors who defend the land.