Zizarans SRS for Kalandra seams to work really well for 3.20. tho i think its more intresting to go the Tavukai explode version i think this could be a great build. its tank cheep to gear, descent dps and you rarely have to stand close to enemies .

PoB: https://pastebin.com/Ucjgfawt

Youtube video going over the build: https://youtu.be/uALYVKaNPx0

if u have any questions feel free to ask :) im happy to help