Your search for "Shivan Gorge 12" revealed the following:
Shivan Gorge (Foil) (V12) from From the Vault: Realms, available at 401 Games Canada. Rarity: Mythic Rare Finish: Foil Artist: Adam Paquette Card Text:T: Add 1 to your mana pool.2R, T: Shivan Gorge deals 1 damage to each opponent.
Shivan Gorge (USG) from Urza's Saga, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: John Matson Card Text:T: Add one colorless mana to your mana pool.2R, T: Shivan Gorge deals 1 damage to each of your opponents.
Shivan Gorge (DSC) from Duskmourn: House of Horror Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: John Matson Card Text:T: Add C.2R, T: Shivan Gorge deals 1 damage to each opponent.
Shivan Gorge (DMC) from Dominaria United Commander, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: John Matson Card Text:T: Add C.2R, T: Shivan Gorge deals 1 damage to each opponent.
Shivan Gorge - USG Reprint (PLST) from The List, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: John Matson Card Text:T: Add one colorless mana to your mana pool.2R, T: Shivan Gorge deals 1 damage to each of...