Simic Ascendancy - 207 R RNA Foil

{1}{G}{U}: 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.

rare
Enchantment
From the Magic: The Gathering set Ravnica Allegiance.