Balduin winner

I've always lost multyplayer play with my friends. I will tank you a lot if anyone can suggest me the best civilitations to win and some strategy. I need to know how to use the soldier formations and what are the best for any tipe of unit. Also I want to know the best way to destroy the ballistic from the enemy, because always destroy my buildings. Pd: my enemies use most the Ptolomies and Ibers, what civilitation is the best to beath them? Thanks you a lot.