Ballista Charger (KLD) from Kaladesh, available at 401 Games Canada.

• Rarity: Uncommon
• Finish: Normal
• Artist: Sung Choi
• Card Text:
  Whenever Ballista Charger attacks, it deals 1 damage to target creature or player.
  Crew 3 (Tap any number of creatures you control with total power 3 or more: This Vehicle becomes an artifact creature until end of turn.)