These warriors use a variety of weapons and the spirits of past fallen warriors to keep humanity alive. (cogconnected.com)
The temple can also raise fallen warriors, if the player chooses to play classic Fire Emblem. (wegotthiscovered.com)
These are souls of fallen warriors who ended up being swallowed by Oni and as a reward for rescuing them, they will often their powers to you in the ongoing fight against the Oni. (gamingunion.net)