The Super Bowl as we know it nowadays has been around since 1967. However, despite it being a fascinating and unpredictable event, many still are not aware of some of the biggest upsets and surprises in the NFL Playoffs Finals history. Not many NFL fans & bettors know that underdogs have had quite a strong claim in the Super Bowl over these years. Almost half of Super Bowl games (24) saw underdogs covering the spread. Moreover, 17 of them have won the outright, with 5 of those teams entering the season's final matchup as double-digit underdogs.

Anyways, let's be more specific and talk about the biggest upsets Super Bowl has ever witnessed. Hope it will help you make your predictions for this year's showcase.

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