Traitor's Roar (SHM) from Shadowmoor, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Jim Pavelec
• Card Text:
  Tap target untapped creature. It deals damage equal to its power to its controller.
  Conspire (As you play this spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose a new target for the copy.)