Most rap beefs almost always degenerate from light grievances into name calling, musical disses and clowning on social media.
Apart from bruised egos, rap beefs rarely cause any lasting damage to the musical careers or reputations of the feuding parties.

On rare cases however, when beefs get really heated and personal, the careers of the deemed looser is negatively impacted.
It is even worse when the deemed loser is the one who started the beef. This situation has been known to sometimes lead to outright musical career extinction.

This video lists 5 random beefs the iniatators must regret ever starting.