Editor's note: This is the second installment in Bleacher Report's series on NFL urban legends. Part 1 looked at Bo Jackson's hard-to-believe 40-yard-dash time.
The 1970s Raiders were mythologized in their own time as rowdy bikers who studied their playbooks by the jukebox light on Saturday night and did everything short of bringing loaded weapons on the field on Sunday afternoon. Nearly 40 years after their heyday, it's hard to sift the facts from the purple storytelling.
What's certain is that there was no love lost between those Raiders and their many rivals, most of whom suspected that there wasn't a rule in the book that Al Davis' team would not bend.