Editor's note: Every Tuesday and Thursday during this sports hiatus, we'll answer questions that Bay Area sports fans long have debated in "Ever Wonder?" This Thursday: Where did the Raiders' iconic "Black Hole" originate from?
They lined the end zone at the Oakland Coliseum during every Raiders home game.
The "Black Hole," the costume-clad section featuring some of the Raiders' most passionate fans, became the signature part of the hostile experience for opposing teams when visiting Oakland.
But how did this community of die-hard fans come together to form the NFL's most iconic fan section?
Learn more in the latest episode of "Ever Wonder?" from NBC Sports California in the video above.