Solon

"“So the fell star consumes even the darkness itself.”"

Solon is a minor antagonist in Fire Emblem: Three Houses. He is a member of the group known as Those Who Slither in the Dark. He is voiced by Joseph Whimms in the English version and Shinya Fukumatsu in the Japanese version.

Synopsis
40 years prior to the events of the game Solon had assumed the guise of Tomas and infiltrated the Garreg Mach Monastery, pretending to be a devout follower of the Church of Seiros. Using his position as librarian, he was able to learn much from the books stored in the library and has aquiredintimate knowledge of the Monastery's affairs. His true identity is revealed after brainwashing the denizens of Remire Village. Solon later sacrifices his teammate Kronya to fuel a spell to send Byleth into the void. When Byleth returns from the void sporting Sothis' power and an intense glare, Solon realizes he doesn't stand a chance but chooses to go down fighting to the end with the last of his troops and fell beasts.

Appearance
Solon is a pale skinned man with light blue hair and an unsually large head. His right eye is open abnormally far, has a different color than his left eye, and has unusual markings around it.

Personality
Solon is a highly dangerous and cunning individual and regards himself as a savior. He appears to value knowledge above all else.