Kliff Undersn, the Fallen

First Strike, Reach, Trample, Vigilance

Limb Severer—{w}: When Kliff Undersn deals combat damage to a player this turn, deal that much damage to each creature that player controls.

Reflex Roar—{w}{b}{r}{g}, {t}: If combat damage
were to be dealt to you or creatures you control, prevent that damage and deal that much damage to those sources' controller until end of turn.