Ethereal Storm is a summoning skill in Divinity: Original Sin 2.
Description[]
Ethereal Storm produces unpredictable projectiles from a distant plane that strike the target area dealing random elemental damage to enemies or healing allies.
Locations[]
Traders[]
Following table shows all NPCs who are guaranteed to sell summoning spellbooks, with their location and coordinates in the right column, from them. The location shown in the table (and the coordinates) are only for the initial location the NPC is in.
| Trader | Location (x, y) | Trader | Location (x, y) |
|---|---|---|---|
 Nebora |
Fort Joy (136, 111) |
 Kerban |
Sanctuary of Amadia (413, 23) |
 Bree |
Driftwood Square (340, 108) |
 Lizard Monk |
Temple of Tir-Cendelius (259, 914) |
 Black Ring Reaver |
Black Ring encampment (236, 769) |
 Aravae |
The Cathedral (318, 363) |