I Have Scars on Most Parts of my Face Which Have Been Caused by Scratching, is It Possible to Resurface?

i have tried numerous things like microdemibrasion and thought that was a complete waste of time. i would like to resurface the scars on my face and have them gone completely. is this possible? i have also tried alot of creams, my skin also looks aged, i am 23 years of age. what options do i have if there are any.