Verjar, Hellbent Ally

Verjar, Hellbent Ally attacks each turn if able.
Dash {1}{b}{r} (You may cast this spell for its dash
cost. If you do, it gains haste, and it's returned from
the battlefield to its owner's hand at the beginning of
the next end step.)
Exile a barbarian with power 5 or greater from
your graveyard: Verjar, Hellbent Ally gains
Trample, Rampage, and +X/+0,where X is equal
to the power of the card exiled this way.
Appearing from the shadows of night, the Forsaken
Son emerges