Knightly Valor (ORI) from Magic Origins, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Matt Stewart
• Card Text:
  Enchant creature
  When Knightly Valor enters the battlefield, put a 2/2 white Knight creature token with Vigilance onto the battlefield. (Attacking doesn't cause it to tap.)
  Enchanted creature gets +2/+2 and has vigilance.