Kokomi, Priestess of Isles

Whenever Kokomi dies, you get Resolve counters
equal to its power.
At the beginning of your end step, proliferate X
times, where X is the number of Resolve counters
you have. Resolve counters cannot be proliferated.

{w}{b}{r}, {t} - Reveal a Warrior or Samurai from
among cards in your hand, put +1/+1 counters on
target creature you control equal to the number of colours in that creatures mana cost.