Ok well you can make team using characters 5 fighter per team.
FAMILY OF LEGENDS
King Cold, Freeza(Final form full power or mecha), Cooler(Final form or metal)
Bardock, Goku(Goku End), Raditz, Gohan(Adult or Ultimate), Goten(ssj)
King Vegeta, Vegeta(Second Form or SF ssj4), Kid Trunks(Trunks w/sword / Trunks wo/sword)
Vegeta Second Form ssj
Kid Goku Gt ssj4
Freeza (Final form full power)
Baby Vegeta form 2
Super Android 17
Mixed Bodys True Power Of Fusion
Gogeta Super Sayain
Thats all i can think of for now i guess you'll have questions as to why i hose these teams well ask then !