Hi i seen some ppl have alot more characters than i do including uub and other ppl and soldiers how to do it im lost and if i have ps4 with xv2 and a  disc game can it still work or do i have to have a downloaded version of the game pls help  me thanks in advance. one more thing how do some ppl have multiple characters in one i seen a guy with broly and cell and vegita and yamcha in one  character block playing against me im confused,