Your search for "Nomad Outpost 237" revealed the following:
Nomad Outpost (KTK) from Khans of Tarkir, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Noah Bradley Card Text:Nomad Outpost enters the battlefield tapped.T: Add R, W, or B to your mana pool.
Nomad Outpost (Foil) (KTK) from Khans of Tarkir, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Noah Bradley Card Text:Nomad Outpost enters the battlefield tapped.T: Add R, W, or B to your mana pool.
Nomad Outpost (Surge Foil) (PIP) from Fallout, available at 401 Games Canada. Rarity: Uncommon Finish: Foil Artist: Sergei Leoluch Panin Card Text:Nomad Outpost enters the battlefield tapped.T: Add R, W, or B.
Nomad Outpost (C17) from Commander 2017, available at 401 Games Canada. Rarity: Uncommon Finish: Normal Artist: Noah Bradley Card Text:Nomad Outpost enters the battlefield tapped.T: Add R, W, or B to your mana pool.