It's too late for veteran users, but since it's the 5th anniversary, it's a small story for new and beginners.If you flick horizontally on the illustration of the character screen where you got Son Goku & Final Form Frieza
Illustrations change. This is the scene of Son Goku and Frieza, which is also used in the production of Legendary Finish.Fun to watch all the time.There are other characters that change, so check the character screen when you get a new character.Some of them can also be seen on the character page on the site.
