Eldritch Charge

when cast the only evidence is the casters eyes begin to glow.  On a successful unarmed melee hit, the target takes unarmed damage plus 1d10 force damage.

The spell creates more than one charge when you reach higher levels: two charges at 5th level, three charges at 11th level, and four charges at 17th level. You can direct the attacks at the same target or at different ones. 

upon attaining 6th level in both monk and warlock the caster can now cast this spell as a cantrip