Eight-Edge Assassin

Eight-Edge Assassin (エイトエッジ・アサシン) is a ninja insect monster.

Appearance
A magical being with a human-like body shape that wear a black spider ninja costume which have eight legs that are like keen blades.

Abilities
Eighth-edge Assassin is a magical being that is able to render itself invisible. In addition, it can suspend itself on a ceiling like a bat.

Trivia

 * In the Light Novel, one came with Albedo to pay its personal respect to Ainz after he saved Carne Village.
 * Originally this monster was a spawned as part of Nazarick's defenses, but since coming to the New World, it and others have become self-aware.
 * A group of Eight-Edge Assassins, guarding Ainz Ooal Gown's chamber, played a part in rescuing Ainz from being raped by Albedo.
 * They are beings summoned from YGGDRASIL gold.