Haste When Craterhoof Behemoth enters, creatures you control gain trample and get +X/+X until end of turn, where X is the number of creatures you control.
It loves to eat all things crispy, crunchy, and cheddar flavored.
2017-03-14
Craterhoof Behemoth's triggered ability affects only creatures you control at the time it resolves. It won't affect creatures that come under your control later in the turn.
2017-03-14
The value of X is determined only as Craterhoof Behemoth's triggered ability resolves, potentially including Craterhoof Behemoth itself. It won't change later in the turn if the number of creatures you control changes.