Yesterday, Netmarble announced that it is part of the anime production committee of the manga IP “Shangri-La Frontier”, which belongs to Japanese publishing house Kodansha. Netmarble also revealed it is working on a global game based on Shangri-La Frontier, helmed by Netmarble Nexus which previously made the Seven Knights series of games. Platforms were not announced for this game, although it is likely a mobile + PC title.
According to Wikipedia, Shangri-La Frontier is a Japanese web novel series written by Katarina. Its serialization began on the novel publishing website Shōsetsuka ni Narō in May 2017. No printed version of the novel series has been published yet. A manga adaptation, illustrated by Ryosuke Fuji, has been serialized in Kodansha’s Weekly Shōnen Magazine since July 2020. The anime television series adaptation by C2C is set to premiere in 2023.