Sparking Zero advertises that it has 182 playable characters, but this number is inflated slightly due to transformations and the like.

While Jiren has diverse challengers throughout the Tournament of Power, and a Sparking Episode that grants him even more, Goku Black doesn't share the same luxury. Goku Black only fights four or five battles on the way to his endings,

Sparking! ZERO, which players can use to unlock the A Flair for Fighting Trophy / Achievement.