Lumberknot (ISD) from Innistrad, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Jason A. Engle
• Card Text:
  Hexproof (This creature can't be the target of spells or abilities your opponents control.)
  Whenever a creature dies, put a +1/+1 counter on Lumberknot.