Jack the Ripper

Jack the Ripper is one of Ainz Ooal Gown's undead summons during the cemetery incident.

Appearance
An undead creature that wears mask with a smiling face and an overcoat. It's fingers end in large surgical knives.

Abilities
A mid-tier level undead, that like its namesake uses surgical knives to cut its opponents with ease.

Trivia

 * It is named after the Victorian era serial killer of London.