DeadRoot Corrupted King

{g} create X black 13/13 Petrified treefolk where X is the number of
Treefolk you control. Treefolk you
Control have menace and inflict 4
And have deathtouch. DeadRoot
Corrupted King's power and
Toughness is equal to the number of
Treefolk and forest you control.
Sacrifice a creature create forest token