Outpost Siege (FRF) from Fate Reforged, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Daarken
• Card Text:
  As Outpost Siege enters the battlefield, choose Khans or Dragons.
  • Khans — At the beginning of your upkeep, exile the top card of your library. Until end of turn, you may play that card.
  • Dragons — Whenever a creature you control leaves the battlefield, Outpost Siege deals 1 damage to target creature or player.