The Devastating Lighning Build | Divinity: Original Sin 2 | 2026

Divinity Original Sin 2 - Ultimate Aerotheurge Lightning Mage Build (Massive AoE Lightning + Insane Crowd Control) This is a complete guide to one of the strongest and most fun Aerotheurge lightning builds in Divinity: Original Sin 2. This build delivers devastating AoE lightning damage, chains lightning across the entire battlefield, and locks down enemies with powerful crowd control effects like Shock, Stun, Blind, and Silence. Perfect for players who love raining lightning and controlling the fight from start to finish. In this guide, I cover: Best race and early game skills in Fort Joy How to easily set up Elemental Affinity with the Elf race Full skill progression through all acts Best weapons, armor, and talents (including Truthseeker & Rancour for over 100% crit) Advanced tips for maintaining electrified surfaces in late game Ranged and melee playstyles Whether you're new to the game or looking for a powerful mage build, this lightning Aerotheurge setup will carry you comfortably from Fort Joy all the way to the endgame. If you enjoy this build guide, please drop a LIKE 👍 and SUBSCRIBE for more Divinity: Original Sin 2 builds and guides!