99% of great fighters went downhill in their careers.
As for fighters who made drastic improvements/turnarounds from early in their careers:
Pipino Cuevas lost 5 of his first 12 fights
Steve Robinson started out 5-6
As for fighters who made drastic improvements/turnarounds from early in their careers:
Pipino Cuevas lost 5 of his first 12 fights
Steve Robinson started out 5-6

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