Crewfinity wrote:witchblade of kurnous, with providence is pretty good. you walk into a melee blob, throw down ethereal slash, then hit providence and do ethereal slash again. wrecks melee builds pretty hard.
If you use ethereal slash 
then providence it will be on cool down and you won't be able to use it under providence effect...
About builds: every piece of wargear (except witchblade of kurnous and providence which are inferior in efficiency) does its job quite well. You can pretty much mix everything as long as your WL is leveled enough to afford ability energy costs.