My Little Pony Established 1983

My Little Pony Established 1983, also identified by the hashtag #ESTIn83, is a sub-branch of My Little Pony Friendship is Magic merchandise and series of animated shorts debuted by Hasbro at the 2018 San Diego Comic-Con to commemorate the My Little Pony franchise's 35th anniversary.

OG 1986 Theme Song
OG 1986 Theme Song is the first short in the Established 1983 series of animated shorts, uploaded to the official Hasbro YouTube channel on July 22, 2018. It is the original opening sequence for the My Little Pony 'n Friends 1986 animated television series, the music and lyrics of which would serve as the basis for the theme song in My Little Pony Friendship is Magic.

Twilight Sparkle Attempts a Rubik's Cube
Twilight Sparkle Attempts a Rubik's Cube is the second short in the Established 1983 series of animated shorts, uploaded to the official Hasbro YouTube channel on July 23, 2018. In this short, Twilight Sparkle attempts to solve a Rubik's Cube.

Pinkercise w/ Pinkie Pie!
Pinkercise w/ Pinkie Pie! is the third short in the Established 1983 series of animated shorts, uploaded to the official Hasbro YouTube channel on July 24, 2018. In this short, Pinkie Pie teaches "Surf", "Turf", "Limelight", and "Flashdancer" in an aerobics class.

Other media
Retro versions of Twilight Sparkle, Applejack, Fluttershy, Pinkie Pie, Rainbow Dash, Rarity, and Spike were made available playable characters in Gameloft's mobile game on July 11, 2018.

Merchandise
The My Little Pony Established 1983 Greatest Hits set was released exclusively at the 2018 San Diego Comic-Con. It includes '80s-themed brushable figures and collector cards of Twilight Sparkle, Rainbow Dash, and Pinkie Pie.

A set of enamel pins was also released exclusively at the 2018 San Diego Comic-Con. The set includes pins of Rainbow Dash, Fluttershy, and the Established 1983 logo.