Late campaign / Early Endgame Spark Stormweaver Sorceress

Rare focus and boots to fix rez. Res soul cores. Res/attribute corrupt ES jewels (or whatever % inc damage / cast speed)

Cast curse, sigil of power, on staff, everything else on wand.

To Blink you need to swap to your staff. You can do this by pressing X or tapping your curse which will swap to your staff. Reserve blink on staff set, and Grim Feast on wand set.