Boiga Forg

Frogfall—Whenever a frog enters the battlefield under your control, put a Burger counter on Boiga Forg
{0}Remove 1 burger counter from Boiga Forg,
you gain 1 life.
{0}Remove 20 burger counters from Boiga Forg,
all Frogs you control gain a +2/+2 counter and lifelink.