An army of Duke Gilzen's personal guard. They are tasked with protecting his castle and him at all costs. They are to follow his commands like all his servants.
All of the sacred knights appear to wear dark orange armor with varying cape colors to go with it. They are all highly skilled combatants with the commanders seemingly a step above. Many of them speak in the Crystal Palace language, a language only known to the most elite of the Nobility. They seem to have all been mixed with alien and Noble DNA either by transmission from being turned by Gilzen or he adding it to their make up in experiments. They are all over 10,000 years old. There are thousands in the group if not more with commanders and their subordinates making up the group.
The Sacred Knight grunts seem to be equipped with either long spears, silvery sword blades, longbows, rifles, flamethrowers or laser guns.
Not all of his servants make it clear they were of his personal guard. Some known or possible members are: