Do you mean the mentor class? I remember that but it was more of a way to integrate new players, the mentors never raided your skills.
I think you meaning
raised your skills instead of raided your skills.
About this Mentor Feature Request.
I like it, as this will ensure players have ways to give back to the Battlemaster game they love. They can guide, teach their skills to the younger players. Now go on, become my Minions...