Mist is a character in the video game Fire Emblem: Path of Radiance for the GameCube. In the game, she is Ike's sister and daughter to Greil. Several chapters into the game, she will join your party as your only Cleric. She is a playable character in Fire Emblem: Radiant Dawn as well.
As a cleric, she will be able to use healing staffs. Though if she changes classes, she will be able to use swords as a Valkyrie and have greatly increased moving distance as a mounted unit.