12th Man Sports Crowd Concept (disambiguation)

12th Man Sports Crowd Concept may refer to:

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  12th Man (sports concept)

  The sports fandom idea that the crowd effectively acts as an additional player and can influence performance.

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  “12th Man” (Seattle Seahawks fan tradition)

  The Seattle Seahawks’ famous fan identity centered on the ‘12th Man’ concept, including the home stadium’s crowd noise and support.