With chapters in nearly 20 countries, the Red Devils MC have been involved in numerous disputes with law enforcement and rival one-percenter motorcycle groups.

[10][11] Matthew Quattrociocchi, a member of the Red Devils MC Hamilton Chapter, was charged with assault and possession of a weapon in June 2020 after he had beat a member of the rival Outlaws Motorcycle Club with a baseball bat in broad daylight near a St. Catharines convenience store in the Niagara region.

[17] Multiple Massachusetts Hells Angels and Red Devils bikers were arrested in March 2013 during raids at their hangouts in Lynn and Byfield on charges of kidnapping, mayhem, and extortion.

[18] On March 19, 2022, Red Devils and Hells Angels bikers were involved in a gun battle with members of the Infamous Ryders and La Familia motorcycle clubs outside the Baymont Ramada hotel in Fayetteville, North Carolina.

Three people – William Franklin Davis Sr., Keith Allan Dickey, and Donald Dillenbeck – were shot dead, and other three were wounded by gunfire.