Viral Drake (NPH) from New Phyrexia, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Lars Grant-West
• Card Text:
  Flying
  Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)
  3U: Proliferate. (You choose any number of permanents and/or players with counters on them, then give each another counter of a kind already there.)