https://www.gamespot.com/articles/dragon-ball-fighterz-how-to-unlock-android-21-ssgs/1100-6456323/

Dragon Ball FighterZ sports a large roster filled with iconic characters from the incredibly popular Dragon Ball series. With 21 different fighters to choose from at first, there are a lot of options. However, there are actually three secret characters you can unlock: Android 21, SSGSS Goku, and SSGSS Vegeta. Earning the right to play them requires you to fulfill specific conditions, so we've compiled the details below.

For more on how to play the game, check out our Dragon Ball FighterZ beginner's guide to help you grasp the fundamentals. You can also check out the video version with the best tips to know before starting.