We got some weird, bastardized hybridization of the USMC's and British military ranks going on. I honestly stopped trying to make sense of it and said 'fuck it'.

EDIT: To be fair, though...
[hider=It is Lore-Friendly]
[img]https://i.gyazo.com/3f0ed41ffed9e00f86953471dbeddd6c.png[/img]
[/hider]