Nazarick Master Guarder

Nazarick Master Guarders (ナザリック・マスターガーダー) are a sub-class of undead related to the Nazarick Old Guarders.

Appearance
Nazarick Master Guarders are equipped with shining golden full body armor, and held lustrous spears in their hands. They're also draped in dazzling fresh red cloaks.

Background
Nazarick Master Guarders are a special kind of undead that originate from the Great Tomb of Nazarick. They are part of its defense system, tasked with defending it from any invaders. If the Master Guarders are killed in battle, they will automatically respawn after a while using money from the Treasury.

Although they are confined to Nazarick in YGGDRASIL, the Master Guarders could still leave the tomb if ordered upon coming to the New World.

The Lizard Man Heroes Arc
After Cocytus's failure in annihilating the Lizardmen Alliance of the Great Lake, Ainz decided, through the convincing of Cocytus and Demiurge, to change his plan from destruction to occupation. Thus, he called forth Nazarick Master Guarders alongside three thousand Nazarick Old Guarders and Nazarick Elder Guarders as a show of superior military force to the Lizardmen Alliance.

Abilities
Nazarick Master Guarders are ranked above both Nazarick Old Guarders and Elder Guarders, the former of whom are stared to be at least as strong as mythril-ranked adventurers.

Trivia

 * They are the strongest Pop NPC of Nazarick up to now.
 * While in the Light Novel, all kinds of different inhabitants of Nazarick were present during Emperor Jircniv's visit to the tomb. In the Anime, only Master Guarders and Death Knights were present.