>>280908689 (OP)Most of them were only relevant for a single purpose/moment.
>turtleOne-off joke to get Goku and Bulma to Roshi.
>OolongMinor villain, saves the day by making the first wish.
>PuarSlightly more competent Oolong for transformation utility purposes, wins a joke fight against a vampire.
>YamchaDesignated tournament jobber.
>ChaozuLiterally just there to rig tournament matchups and give Kuririn a Crane School equivalent to defeat.