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

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.