PoE Witch, Curse, 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

6 power charges, 6 curses, 99% reduced impending doom curse duration The impending doom rework this league is extremely fun, but most variants of the build are using curse-overwriting with Vixen's Entrapment and Cursed Ground / Spell Cascade for application. Impending doom is supposed to be triggered on curse expiration, but it also works on curse overwrite. This feels... unintended to me so I wanted to make an "ethical" version of the build. Long story short, I use a very specific Cane of Kulemak and the "Window of Opportunity" passive tree wheel to get 99% reduced duration of my Anomalou