Darkbeast Ganon

Trample, Haste, Menace.
This creature is a Beast in addition to it's
other types.
When Darkbeast Ganon enters the battlefield,
other Beast creatures you control gain +2/+2
and have Trample and Haste until end of turn.
At the beginning of each of your end steps,
you may lose 4 life and mill 10 cards. If you
don't, Transform Darkbeast Ganon.