RIZIN.33 was a major New Year's Eve MMA event on December 31, 2021, at Saitama Super Arena, headlined by the RIZIN Bantamweight Grand Prix Final and featured major stars like Tenshin Nasukawa's final RIZIN fight against Gomi, plus title bouts and popular matchups, wrapping up RIZIN's 2021 season.
- Created by
- Nobuyuki Sakakibara
- Origin
- JP
