Returnee, Need Help. SOS

errm, so I'm back for good. Ill probably be online a few days a week, until i catch up to the metagame. Could i kindly ask for someone to help me? I think a lot's changed since the good old days. Saw the bash thing and the pets. Dunno how they work. Heeeelp.
-KingOfDiamonds

Basically, the new skills are supposed to be used to make new battle tactics or strategies while the battle sprites are there for support or for the perks they can give you.