When a game, movie or television series gets popular all of a sudden and suddenly becomes cancerous due to the small cancerous portions of the following becoming much, much bigger. A recent example of this was the Friday the 13th film series, which recently got a video game made for it that became extremely popular.
Guy 1: Hey bro, have you ever heard of Undertale?
Guy 2: Yeah man, that game got ruined by the mainstream.
Guy 2: Yeah man, that game got ruined by the mainstream.
by laserman413 October 1, 2017
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