Monstrous Thickets

At the beginning of your endstep if you control
five or more noncreature permanents create a
0/3 green white Tree with defender.
{1},{t}: put a snow counter on Monstrous Thicket.
If Monstrous Thicket has ten or more snow
counters on it, destroy it and create and 8/8 green
white Tree Elemental.