PoE Cospri's Malice, Occultist, Cold, Duration builds

Spent a day working on this pob. I doubt I'll ever be able to actually use the build due to the high costs of the items I decided to use, specifically some of the double corrupts and rares, but I wanted to show this off and get some input on making it better. Going into making the pob, I knew I wanted to trigger frostblink of wintry blast with flicker strike. Maximum teleports. After first trying with occultist, I remembered that cospri's malice exists, so the main skill, frostblink, is socketed into cospri. A squire is used to give it more damage. This allowed me to make flicker s

Looking for input on the following build. I filled in a passive tree and added the mandatory items I know of. I'm going for a Low Life Occultist that uses cyclone+CoC+cold dot. From how I picture this... 1) cyclone crits and causes cold snap to proc. cold snap generates frenzy charges. (inner conviction on passive converts frenzy to power charges which boost all spell dmg). 2) I hand cast vortex which is the primary damaging spell in addition to cyclone. 3) Cospri's Malice auto casts ice spear, frost bomb and vaal ice nova. 4) I've taken 2 curses - frostbite and elemental weakness whic