Treecrusher Mutation

Put a +1/+1 counter on target creature you
control.
Incant — Whenever you cast or copy an instant
or sorcery spell while Treecrusher Mutation is
on the stack, the next creature that enters the battlefield under your control enters with an additional +1/+1 counter on it.
Living Spell {g}: (When you cast this spell,
you may pay its living spell cost; if you do, as it
resolves it enters the battlefield as a creature)
Trample, vigilance