Satisfying explosions with CWC Ball Lightning Sire of Shards Assassin using Inpulsa and Storm's Gift. Farms T16 for 3-5ex. I didn't do much this league but I really enjoyed this character. :
Ball Lightning - Path of Exile Wiki
Templar - [3.15]Archmage Ball Lightning Hierophant, will it work in Expedition? - Forum - Path of Exile
3.15]Archmage Ball Lightning Hierophant, will it work in Expedition? - PoE 3.15 Templar build - Build of Exile