Dread Drone (ROE) from Rise of the Eldrazi, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Raymond Swanland
• Card Text:
  When Dread Drone enters the battlefield, put two 0/1 colorless Eldrazi Spawn creature tokens onto the battlefield. They have "Sacrifice this creature: Add 1 to your mana pool."