An Order of genetically-engineered warriors from Warhammer 40k, created to bodyguard the Emperor of Mankind and act as His servants.
"Did you know that the Adeptus Custodes, the bodyguards of a literal god, somehow messed up so bad that said literal god flat out died?"
Adeptus Custodes from Warhammer, the Emperor's gene-augmented bodyguards. Also known as giant, banana-shaped gold janitor bodyguards from Warhammer 40k.
Didn't the Custodes' Captain-General bang a Tau?