PoE Witch, Hex, Mapping builds with custom stat filters

I thought i was fairly capped for endgame content but I can't do past Wave 20 simul, uber atziri (oneshot by every ability...), ubers, Feared, and die once in a while in juiced t16s. Did a 80% deli but 100% is out of reach. Oneshot every 5 seconds in rank500 tota (lucky I'm finished with all tota challenges for the league). Any advice on where to go from here with 40~ divs? Original plan was Forbidden Rite but MBs are too expensive this league. Could I finish 40/40 with a BV, poison SRS, or similar? Doom is great fun and all but it can't do the content I enjoy d

----------------------------------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------- Enki's Chaos DoT Occultist ------------------------------------------------------------------ ----------------------------------------------------------------------------------------------------------------------------------------------------------- This POB includes all steps for the Passive Tree, Gems and Equipment to progress this build from Twilight Strand to Endgame. ^x7

Hi Everyone! I hope you're all having an amazing league! I'm back with another follow-up on my league starter, which was an Ignite Hexblast Elementalist. Recently I've swapped into Occultist, hence a few things have changed. 1. Blackflame - Enemies ignited take chaos damage 2. Replace Windshreek with a solid pair of boots, life, res, Ignites deal damage faster implicit and Increased action speed implicit 3. +1 curse body armor to replace the additional curse from Windshreek 4. Ashes of the Stars is a solid amulet, will help with mana reservation, must be very well rolled and prob a