Your search for "Shivan Oasis 65" revealed the following:
Shivan Oasis (DDE) from Duel Decks: Phyrexia vs. the Coalition, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Rob Alexander Card Text:Shivan Oasis enters the battlefield tapped.T: Add R or G to your mana pool.
Shivan Oasis (Foil) (INV) from Invasion, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Rob Alexander Card Text:Shivan Oasis comes into play tapped.T: Add R or G to your mana pool.
Shivan Oasis (8ED) from Eighth Edition, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Rob Alexander Card Text:Shivan Oasis comes into play tapped.T: Add R or G to your mana pool.
Shivan Oasis (HOP) from Planechase, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Rob Alexander Card Text:Shivan Oasis enters the battlefield tapped.T: Add R or G to your mana pool.
Shivan Oasis (Foil) (8ED) from Eighth Edition, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Rob Alexander Card Text:Shivan Oasis comes into play tapped.T: Add R or G to your mana pool.