Sports don't tap into tribalism in the same way Disney does. Sports also have loyalty to an inferior product. Disney would not be Disney if it were the media version of the Cleveland Browns.
I married into the fanaticism and have been mostly converted.
My spouse essentially treats the trips like she is cosplaying being Royalty. She dresses to the nines, Everybody greets her with a smile and a friendly word and she “jet sets” to exotic locations. She takes in world class entertainment and cuisine, and has a grand ole time.
For myself, I find always leave with motivation. Figment, the imagineers, and the endless pursuit to make the magical appear real never fails to make me believe in a better tomorrow.
In short, the branding is truly a magical and motivating experience. The brand extends to the things you can do outside the parks like “the skyliner,” and even the stores in the malls.