Soul Eater

Soul Eaters (ソウルイーター) are legendary undead monsters that were summoned by Ainz Ooal Gown for his war against the Kingdom. They appeared on the battlefield in the Katze Plains.

Appearance
Soul Eaters appear to be skeletal horses with an aura that shines a light in their chest.

Abilities
Soul Eaters has a wide range of attack skills, and it can receive a temporary power up buff for killing it's target, making it hard to defeat. It was stated that three soul eaters once appeared in the beastman city, killing over one hundred thousand beastman.

Trivia

 * Just like the Death Knight, they are legendary undead in the New World.
 * Five hundred of them are used as mounts for the Death Knights and Death Warriors during the annual war between the Kingdom and the Empire.