Boulderhoof Stampede

(As this Saga enters and after your draw step, add a
lore counter. Sacrifice after III.)
I - Create a 3/3 green Beast creature token.
II, III - Creatures you control get +X/+0 and
gain trample until end of turn, where X is the
number of creatures you control.
The canyons of Terrazar are not the ideal place for a peaceful vacation.