thicker spinal erectors?
do you have a program to try adn achieve these goals?
it is difficult to focus on many things. You are much better off focusing on one specific thing before moving onto another.
something like iincreasing your vertical jump, you would need to know what your limiting factor is....like, do you need more strength, do you need more flexability, what about stability, do you need more speed/power.....
Daimond calves may be a function of genetics.
working the rotators and building them up is important. you can check my journal for different ideas of posture/scapula stabalizer work.
increasing forearm strength is another thing like the rotators, that you can really train any time, no matter what training cycle you are in.