When facing an Eldritch, damage didn't matter. The only way to kill them was to force the Abomination to consume all of the energy that comprised their bodies.
Before Vareen could fully reform, Inxialot Warped from the shadows and unleashed all the spells that he had kept at the ready. The King of Liches didn't care one bit for the apprentices and had been waiting for the perfect opportunity for a sneak attack.
'He who strikes first strikes twice, but he who backstabs gets a lot of free strikes!' He thought with a huge grin on his skeletal face.
Inxialot emptied his magic holding rings and exhausted his artifacts' power cores in a single attack that created an explosion so powerful that now Urgamakka became visible from the surface.
The young Awakened had survived the blast only thanks to Inxialot Blinking them at a safe distance.