Once it's time to maintain and bulk you should try to get in some protein before hand as that will help build more muscle in the long term. (legionathletics.com)
However, this does not inherently mean that genetically - gifted people will be able to build more muscle in the long - term. (jackedfactory.com)
In case you're wondering about training «intensity» let me address the matter this way: You really wouldn't build any more muscle by training harder at this point. (weightrainer.net)