Ringwarden Owl (ORI) from Magic Origins, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Titus Lunter
• Card Text:
  Flying (This creature can't be blocked except by creatures with flying or reach.)
  Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)