by Th3_M1st3r on Feb 22, 2021
Matariel, Font of Life
Whenever you cast a noncreature spell with a converted mana cost higher than X put a rain
counter on Matariel, Font of Life.
You may cast a spell with converted mana cost X
or less without paying its mana cost on your turn.
X is equal to the number of rain counters on Matariel, Font of Life.