Rural Recruit (VOW) from Innistrad: Crimson Vow, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Eelis Kyttanen
• Card Text:
  Training (Whenever this creature attacks with another creature with greater power, put a +1/+1 counter on this creature.)
  When Rural Recruit enters the battlefield, create a 3/1 green Boar creature token.