Zion, Superb Biomancer

if Zion Has 5 or more +1/+1 counters on it, It
gains trample
{g/u}{x}{x}{t}: Adapt X (if this creature does not
have a +1/+1 counter on it, put X +1/+1 counters
on it)
{2}{g/u}{g/u}: proliferate
Whenever you draw a card, you may put a +1/+1
counter on Zion. When Zion dies, double the
amount of counters on each permanent you
control