Goffard Gaffgarion

First strike, Menace

When Gaffgarion enters, roll a six-sided die. Create X 1/1
red Mercenary creature token with "{t}: Target
creature you control gets +1/+0 until end of turn.
Activate only as a sorcery", where X is equal to the
result.

Shadowblade — {3}, {t}: Target player loses X life and
you gain X life, where X is equal to Gaffgarion's power.