Kappa Cannoneer (FDC) from Foundations Commander, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Jesper Ejsing
• Card Text:
  Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for 1.)
  Ward 4
  Whenever this creature or another artifact you control enters, put a +1/+1 counter on this creature. It can't be blocked this turn.