Vegeta unlocks Super Saiyan 3 in Episode 12, during the battle against Tamagami Number Two, one of the protectors of the ...

Super Saiyan 3 has been used by Gotenks ... These fusion methods have been shown in use by Goku and Vegeta, who have gone on to form Vegito and Gogeta respectively; two of the strongest mortals ...

Super Saiyan 3 Vegeta’s reveal was one of the biggest in Dragon Ball Daima thus far as it marked the very first time that Vegeta had used this form within the canonical timeline of the series overall.