Quote Originally Posted by Monkwarrior
I think it is hard-coded.

You can eliminate from custom and multiplayer battle by modifying Rome.lnt. If you eliminate the button, it won't be possible to upgrade experience.

I did the other way, I eliminated weapon and armour upgrades.
Um...kinda embarrassed asking this, but how exactly does one eliminate that button. I tried finding "Rome.Int" and couldn't even manage that...yea...I'm definitly a newb to modding...