I think mw3 will be awsome because of some of the new gun upgrades you can upgrade your gun to lvl 30 i believe.Once you do start to upgrade it you will find you unlock attachments and upgrades to make your gun suit your style your map and yo
740px-Delta MW3

fighting in germany

ur gaming suitability

This game is so much more upgrade than the other call of dutys its more of a complex game where you can pick how you play so it definatly suit your style