The 'Verse of a work in a non-game medium that makes extensive use of terminology and mechanics from one or more game genres in its inner workings, and often even in the characters' everday life/adventures. Usually, the game genre(s) in question are video game genres, like Fighting Game, Real-Time Strategy, etc. Subtrope of Indecisive Medium, and supertrope of RPG-Mechanics Verse (and thus all purely RPG-based examples should go there, to save space).
Hello, Unknown Troper. You'll need to get known to lend a hand here.