The character first appeared in the video game Marvel Future Fight in 2018, and made her comic book debut in War of the Realms: New Agents of Atlas #1 in 2019.

Luna Snow was created by Bill Rosemann and Danny Koo of Marvel Games, and Jee-Hyung Lee of Netmarble.

Luna Snow has appeared in a variety of additional media, including several promotional singles and music videos attributed to the character.

[12] The character was originally created by Danny Koo, Bill Rosemann, and Jeehyung Lee.

Seol Hee debuted in War of the Realms: New Agents of Atlas #1 (May 2019), created by Greg Pak and Gang Hyuk Lim.

During a live performance at Stark Arena, Seol Hee was taken hostage by the supervillain organization Advanced Idea Mechanics (A.I.M.

[26] She used her superpowers to prevent the North Pole's polar ice from melting with the help of Aero and Wave.

[24] Ollie Bradley of Screen Rant observed that the trend of integrating pop stars into the MCU, exemplified by Taylor Swift's wrongly rumored involvement in Deadpool 3 and Harry Styles' surprise appearance as Starfox in Eternals, made Luna Snow a prime candidate to be adapted for a live-action appearance.