Board Thread:Theories and Speculation/@comment-35448581-20160502192848/@comment-734582-20160503110344

Namikazenaruto9 wrote: don't be so sure that they can't be mixed, if an uchiha and hyuga breed it's said that their offspring would have 1 sharingan and 1 byakugan so perhaps it might be possible in future. That would actually confirm they cannot be mixed, as the two powers manifest separately.