Their first appearance was in Fire Emblem: Rekka no Ken. In their initial appearance, Bishops was exclusive to the opposing army. In the series, a bishop is a promoted version of a Priest, Monk, or Cleric. They are capable of using Light Magic and staves. They're best put to use as a healer, and it's suggested that you be cautious when using a bishop to battle, as they have low attack and also low defense.