Since the Official Guide Book Japan is officially release and that some Artwork was never been shown, I've decided to scan lot of them myself. Be prepared!
"League Staff" and "Macro Cosmos's" are distinct trainers, designs and categorization within Pokemon Sword & Shield. They even have different animations initiating battle, idle stance, giving commands & upon being defeated.
League Staff: -Battle once to obtain the Rotom's Catalog and a few in the Battle Tower -Generally are the majority of the common interactable Macro Cosmos NPCs, like behind the counters during the gym challenges -Orange Hair -Jacket Zipped -Friendly
Macro Cosmos's: -Oleana's goons you fight regularly during that story segment -Generally only battled and battled often -Grey/Silver Hair -Jacket's Unzipped -Antagonistic