Adult rating, Rating System Wiki

An adult rating is a type of rating that, when applied to a film, video game, or other form of media, restricts its viewing audience to persons aged 18 years or over. The X rating from the MPAA was a famous adult rating, due to it being used by the pornography industry as an advertising gimmick and, as a result, films with that rating being mistaken as pornographic in material. 18 is a very commonly and often used age restriction on an adult rating. The BBFC's 18 certificate is also used as an a

PG (MPA), Rating System Wiki

Media Classifications / Useful Notes - TV Tropes

Category:Adult ratings, Rating System Wiki

ESRB Teen, Rating System Wiki

Motion Picture Association film rating system - Wikipedia

Oldschool NG Ratings by Vista-Sound13 on Newgrounds

Australian Classification Board, Rating System Wiki

Entertainment Software Rating Board - Wikipedia

Motion Picture Association - Wikipedia

Category:Defunct rating systems, Rating System Wiki