"They have your same unsolved problem but in their case, their cores have formed a symbiotic bond. It's their version of the wall, just another aspect of the same issue." Lith replied.
"On top of that, even if your two cores naturally fuse, we've never thought about what they would become." Friya pointed out. "Were at least one of them weak, it would be no big deal.
"But they are both blue and bright blue is the cap for normal people. Awakened need to temper their bodies and achieve enlightenment to reach the violet. Fake and true mages, instead, develop a unique constitution specific for them to survive the violet.
"What if your two cores exceed the limits of the bright blue when fusing?"
There were three possible answers. One, the new core would go in overload, reaching the violet for a short while before blowing Nalrond's body to bits.
Two, the core would not withstand its own energy and crack, killing Nalrond but leaving behind a fine corpse.