'Because he is, you morons! Verhen's Abomination side is a Puppeteer!' The Yggdrasill warned them after noticing that the dead elf's eyes burned respectively with red and black light.
Knowing he couldn't survive the blast, Derek had sought refuge inside the body of the first elf he had slain. He had noticed that those weird, delicate armor were immune to magic so he hoped it would work the same for him.
Yet not even that would have been enough to survive the onslaught of so many spells if the power of Lith's eyes hadn't returned along with his battle memory. The Abomination Touch had broken the elves' focus and without it, the willpower imbued in their spells was gone.
The magic they held was powerful but vulnerable to Domination. Darkness was the only thing that could seriously harm the Void while the blasts of fire were the biggest threat to the Darwen armor.