Change Keyvalues ingame

Hey, you might have heard of Dota 2 but i Fail at Math, people are still asking me for a better version with all-time random values.

im curious if anyone knows how to change the keyvalues every game. AbilityTuningValueFilter is not perfect, since the tooltips doesnt update and also mana, cooldown are unaffected.

it would have to dunno, access the files on the server.

Thanks for help