Fresh Faced Battalion

Legion {w}{r} (At the beginning of your upkeep, you
may pay {w}{r}. If you do, create a token that's a copy
of this creature.)
You can't control nonlegendary nontoken
creatures other than Fresh Faced Battalion.
At the beginning of your combat step, if you have
7 or more creatures, create a 1/1 white and red
Soldier token with haste and vigilance.