Jo Synesthia (Great Empres)

Jo Synesthia is a female Chrelytian who was a member of The Ones. She and Seth Skyson tried to defeat Haladna Thanda, but were turned to stone, with their friends horrified. Haladna Thanda was forced to remain forever on the planet which she destroyed. She is actually still alive, but no one has ever returned to Chrelytium in an attemt to save her.