The Hermetic Order of the Golden Dawn, a linchpin in Western occultism, was founded in the late 1880s. Within 15 years there had been schisms dividing the Order. With the internet today, events happen much faster. Various groups claim to be "the" Golden Dawn and fight for the use of the name. New groups claim to have the "real" teachings. People get kicked out of one group or they split off from groups to form their own "real" Golden Dawn.
These games don't matter. It is the work that matters. All of these games are about ego. The Order is about the work.
When the Order was founded, they included a document that revealed the Order's supposed history, going back before its modern