Eir

Eir is a character that appears in Fire Emblem Heroes Book III. She is a princess of Hel.

Profile
Eir is the daughter of Hel, making her the princess of Hel.

When the seal keeping Hel's forces out of Zenith weakens, Hel unleashes her army and orders Eir to join the forces of Askr. Eir confronts the Order of Heroes and is defeated. She asks to join them, but being the princess of the enemy, suspicion is immediately cast on her. Instead, the Order holds her prisoner, however she asks the Summoner to let her fight with herself willing allowing them to kill her should they suspect her betrayal at its first instance.

Personality
Eir is a forlorn individual, showing very little emotion and in a constant torpor. Though she dearly loves her mother, she finds her increasing mercilessness toward the living disquieting.

Etymology
In Norse Mythology, Eir is the goddess of healing and medical skills. She's also known to be one of the handmaids of Frigg.