Aven Eternal (Foil) (WAR) from War of the Spark, available at 401 Games Canada.

• Rarity: Common
• Finish: Foil
• Artist: Johan Grenier
• Card Text:
  Flying
  When Aven Eternal enters the battlefield, amass 1. (Put a +1/+1 counter on an Army you control. If you don’t control one, create a 0/0 black Zombie Army creature token first.)