Defying the odds: The 10 biggest MMA betting upsets of 2021

Who doesn’t love a good upset?

In 2021, MMA saw its fair share of underdogs who defied the odds – in the UFC, Bellator and beyond. While everyone has an opinion of who should win and who should lose, the oddsmakers largely get the final say on what history reflects.

This year, with the help of MMA database Tapology, MMA Junkie has compiled the top 10 betting upsets of 2021. Fights that were eligible were those which numerous major online sports books recognized, and which Tapology recorded prior to line close.

Check out the top 10 MMA betting upsets of 2021 below, per Tapology. Note that only major MMA promotions were included in the tally.