This is DBZ not GT
Scenario: Goku says we are having tryout if you want to join the Z fighter team. Some will leave some will become the new Z figher only 20 can make it. (plug in your Naruto people who can make it.
4.goten/trunks(I really do not want to put them on list but ey whatever)
6.Android 18 (this person too but gotta put all Z fighters)