A way of introducing new players to a game by having mechanism(s) to allow other players to teach the newbies how to play, likely rewarding the mentor somehow for their time.
Alternate names: Coaching, Tutoring
The first video game about Mentoring was released in 2003.
Valve has published all these games
Note that multiplayer practice mode is not applicable in most cases.
Depending on the game, this may require the mentor has a decent amount of playtime and/or at least # level character to be even allowed to try it by the system.
This may allow players to pick who they mentor themselves or volunteer mentors are assigned students automatically when available.