"Arthan's Madness?" Lith's shock didn't stop him from putting together the pieces of the puzzle.
"As always, Manohar was right." Vastor had finished his chants and continued in Marth's stead, who had just begun. "Arthan's Madness is a modified version of the Odi's body-swapping machine with the use of modern tier five magic instead of the crap the Odi used."
"If Arthan really knew the Odi's workings, then the light that attempted to merge with me might be an improved version of the slave device the Odi carved upon their victims' life force." Lith completed the phrase for him.
"Exactly. It would explain why he attempted to force you to stay and how Thrud could control her army if she ever puts her hands on the Golden Griffon. We already have an Emerald Dragon at large that is likely to be enslaved.