General Celes Chère, also given as Celes Chere, is a major character in Final Fantasy VI. Genetically enhanced and artificially infused with magic, she is the general of the Gestahlian Empire before she joins the party. She plays a pivotal role in the second half of the game and is the starting character in the World of Ruin. Celes has both contrasting and similar traits to Terra Branford, and both are able to learn magic spells naturally.
For more information read Final Fantasy Wiki's Celes Chere article.