evolution fungus

megamorph {4}{p/g}
{3}{p/g} put a +1/+1 counter on this creature
if this creature has 3 or more +1/+1 counters
on it , it gains vigilance and trample
if this creature has 5 or more +1/+1 counters
on it, it gains lifelink and "during your upkeep, put a +1/+1 counter on a
creature you control