Verdant Animist

When Verdant Animist enters the battlefield,
create a 0/1 green Elemental creature token.
At the beginning of your upkeep, if you don't
control an Elemental, create a 0/1 green
Elemental creature token.
{t}: Put three +1/+1 counters on target Elemental
you control. Then if that creature has four or
more +1/+1 counters on it, you gain 3 life.