Power Daredevil is a good single target and melee cleave power DPS build which come in the form of the Staff auto attack chain, and .
Currently it’s one of the better options for small hitbox power DPS that can also provide support and great CC.
Support wise it can help with stolen skills. Such as 
Soul Stone Venom on 
Slothasor which can cleanse the conditions of all allies, and 
Detonate Plasma which can give 11 boons to the whole squad.
Power Daredevil has a small learning curve due to the easily noticeable auto attack chains and simple rotation.
Make sure you don’t lose while using as it will trigger , the grandmaster trait in the 
Daredevil Trait Line.
Deplete your endurance at the start of the fight to be able to without losing the bonus.
Dodge at the start of the encounter to "precast" .
Daredevil Power