There are ↑first-person shooters (FPS) and ↑third-person shooters (TPS)—what about the second person’s vantage point? Imagine a game where you always are looking through the eyes of the non-player character (NPC) with which your avatar currently interacts. In the case of e.g. a ↑shooter game you may see your actions from the perspective of the character you are about to shoot … from the perspective of your victim.
    Wikipedia says about ↑second-person narrative:

Second-person narration is a narrative technique in which the protagonist or another main character is referred to by employment of second-person personal pronouns and other kinds of addressing forms, e.g. the English second-person pronoun “you”. […]
    Traditionally, the employment of the second-person form in literary fiction has not been as prevalent as the corresponding first-person and third-person forms, yet second-person narration is, in many languages, a very common technique of several popular and non- or quasi-fictional written genres such as guide books, self-help books, D.I.Y-manuals, interactive fiction, role-playing games, Choose Your Own Adventure series of novels, pop song lyrics, advertisements, etc.