#1 Samoa Joe
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Outside of AJ Styles, Samoa Joe has arguably been the most successful superstar to leave TNA/Impact and sign with the WWE.
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Joe worked for the company for a total of 12 years, earning mass plaudits for his outstanding ring work and unrivaled presence, before leaving in February 2015.
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Joe would then sign with the WWE, making his debut for the NXT brand in May 2015. Joe would capture the NXT title within a year of being in the company and has since moved up to the main roster, where he has become a key fixture of SmackDown's main-event division.
Edited by Amar Anand