Shard of Blighted Boons

{g}{g}: Proliferate.
Sacrifice a permanent with a mana ability: Create
a 1/1 Green Blix creature token with crystallize.
{2}: Create a Green Boon token enchantment with
: "Blixes you control get +2/+1 and have trample."
{4}: Create a Green Boon token enchantment with
: "Whenever you crystallize, proliferate."
{4}: Create a Green Boon token enchantment with
: "Whenever you crystallize, put a +1/+1 counter
on each creature you control."