Simic Ascendancy - 20 Ways to Win (Rainbow Foil) (SLD) from Secret Lair Drop, available at 401 Games Canada.

• Rarity: Rare
• Finish: Foil
• Artist: Luke Pearson
• Card Text:
  20 Ways to Win
  1GU: Put a +1/+1 counter on target creature you control.
  Whenever one or more +1/+1 counters are put on a creature you control, put that many growth counters on this enchantment.
  At the beginning of your upkeep, if this enchantment has twenty or more growth counters on it, you win the game.