These have been sugested like 100 times before ...
Esf team wont add stuff from the movies
As for kaio ken ... its only temporary for goku and it whould unblance ... just think Turbo = Kaio ken ...
Models: look in the model section ... and esf-world there are tons of models
If you meant new characters then ... dont hope past an Adult Gohan ...
oh and welcome to the forums (stickys are your friends)