Stalchild

When Stalchild enters the battlefield, Amass 1.
(Put one +1/+1 counter on an Army you control. If
you don't control one, create a 0/0 black Stalfos Army creature token first.)
You may re-cast this creature from your grave-
yard for {3}, if you do so, it has Vigilance, Flash
and a -1/-1 counter.
"After the Great War, the bodies of the deceased rose
up, rejuvenated by their lust for life."