Welcome to Smogon! Take a moment to read the Introduction to Smogon for a run-down on everything Smogon, and make sure you take some time to read the global rules.
Want to discuss competitive battling for previous generations? Just hop on #RuinsOfAlph on SynIRC, RoA's new official channel. Anything from RBY to DPP competitive discussion is encouraged, so get on it ^.^