Iroas's Blessing (THB) from Theros Beyond Death, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Victor Adame Minguez
• Card Text:
  Enchant creature you control
  When Iroas's Blessing enters the battlefield, it deals 4 damage to target creature or planeswalker an opponent controls.
  Enchanted creature gets +1/+1.