PoE builds similar to POE 3.12 Low Life Storm Call Inquisitor vs Elder

Things I swapped out specifically for this fight Frostblink for lightning warp. Cooldown on frostblink is too high for his otemba phase. Shield charge isn't fast enough after a few of those phases. Woke spell cascade for anomalous conc effect. Needed more damage than coverage as I was barely getting 2 overlaps with woke cascade on. Edit : POB -

Frostbolt ice nova battlemage seems like a really fun direction to take the new ascendancy, but there seem to be a lot of limiting factors on it in either the 2h or wander varieties. 2H - this seems best as a pure ice nova build, since pledge of hands is very nice, but cwc cyclone seems unappealing since cwc can be awkward with charging fanaticism. Snap casting cyclone every second seems very tedious. Wand - this seems appealing to me, since it gives easy access to frenzy or power charges and spellslinger will be much smoother with gaining fanaticism stacks. However, you miss pledge of ha

Is this viable for the end game? I'm currently just at the start of mapping, I think I have reached T4 and fought Baran once, but I want to respec this character into the build above, because I started to die way too often to my liking, so I adopted as much defensive layers I figured I can realistically do while still doing enough damage not to get stuck on each magic monster pack. This character currently runs pretty much all the same build, but with a different tree and different utility gem setups because initially I had a different build in mind before findi