Yes! Chances are, any roosters from him would be like him, but that's not always the case.
Most of us get rid of roosters that grow up to be mean to us or other chickens. We can rehome them sometimes but when I know it's a bad gene, I don't want that meanness to be passed on to another...
Hiya, and welcome to BYC!! :frow
Someone here may know, or else you can post it in this forum for more help:
https://www.backyardchickens.com/forums/what-breed-or-gender-is-this.15/