Voracious Hydra (M20) from Core Set 2020, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Wayne Reynolds
• Card Text:
  Trample
  Voracious Hydra enters the battlefield with X +1/+1 counters on it.
  When Voracious Hydra enters the battlefield, choose one —
  • Double the number of +1/+1 counters on Voracious Hydra.
  • Voracious Hydra fights target creature you don’t control.