Personally I don’t really get the whole derby bit and, of latter years, I haven’t gone to it. Far from cheeky banter and rivalry I’ve found it an ill tempered, ugly walk around the lesser attractive parts of Croydon en-route to and from the “luxury” of Selhurst Station. I can’t really give it a name, a problem encountered by Sky until someone gave birth to the M23 Derby.
https://www.northstandchat.com/showthread.php?376970-If-not-the-M23-Derby-what