MPAA Rating Bumper Rated X Remake (1968-1970) by TheAnthonyCorp on DeviantArt

List of NC-17 rated films - Wikipedia

X 18+ - Wikidata

X (2022) - IMDb

cinema history - Why would a movie that appears pornographic via it's rating (X) receive an Academy Award? - Movies & TV Stack Exchange

8 Provocative Facts About the X Film Rating

Saw X' Is The Most Well-Reviewed Saw Movie Ever, By A Huge Margin

getTV - The movie ratings system began 52 years ago today — Nov 1, 1968. The first ratings were: G — General Audiences M — Mature (became PG) R — Restricted X —

Tesla Model X is named 'standout performer' in new safety crash tests

The X-Files' Ratings Top 20 Million in 3-Day Viewing

X Parents Guide