Parapet Thrasher (FDC) from Foundations Commander, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Cristi Balanescu
• Card Text:
  Flying
  Whenever one or more Dragons you control deal combat damage to an opponent, choose one that hasn't been chosen this turn —
  • Destroy target artifact that opponent controls.
  • This creature deals 4 damage to each other opponent.
  • Exile the top card of your library. You may play it this turn.