Definitely a spinner. Thunderus is a great prankster user to slow down some enemies with thunder wave. Also chlorophyll venasaur with 80 speed evs out speeds everything in the sun.
I am pretty new to the whole competitive battling scene. I got into it with X and Y. I have learned quite a bit, but I still run into problems with team building. Here is a team I have built and need some help with changing things. One thing for sure is I need a defog user or rapid spinner. I am...