Definitions by Savage68

MSSJ 

Mastered Super Saiyan/Saiya-jin:

SSj Goku on Namek wasn't MSSj, because he hadn't yet had the time to hone his newfound power. Goku when he landed on Earth after Trunks killed Freeza and Cold was then a MSSj.

MSSJ by Savage68 March 12, 2009