PoE Arcanist Brand, Saboteur, Cold builds

I just hit 100 with my Ice trapper and I've only done the bare minimum boss fights to unlock my voidstones. Now, I want to try to get better at bossing and learn more boss fights. I see a lot of Ice Trappers using Void Battery and a bunch of other uniques to maximize their power charges. Is this the play? Some of them are doing insane dmg!! I currently have 30 div to start this transition and wondering what items to start with. Thanks! My current POB:

Hey guys, Recently came across the synergy between heatshiver and alt qual Ice trap and distilled 2 potential paths. One would be grace, one would be determination, both together would result in a major DPS loss which I wouldnt want personally on this character. I plan to do Ubers (eventually) with it - no spell suppression sucks but I count on phasing bosses fast enough to not deal with the mechanics. Both are pretty promising for the initial budget (around 15 divine

Running an Eye of winter mine build. First time a build has cleared Maven for me, and the second one for uber elder. &x200B; My question: Where do I go from here? I want to try the feared. I've already accidentally gotten most of it witnessed (learned maven can witness Uber Elder this league....) &x200B; My thoughts: \- Get the shav's double corrupted to something nice? (i'm like 2k fusings into a second shavvs spam, no 6l yet) \- Double corrupt the helm for reservation and get another aura in maybe? \- I know, co