The highly popular action MMO Metin2 just recently went live with its latest patch; Devil's Catacomb.
"Webzen and Gameforge are today very delighted and proud to announce that the “Legend of the White Dragon” content update is now avaible for their MMO ARPG “Metin 2”." - Jonas Ek, TGG.
"Webzen and Gameforge are today very happy and excited to announce that the "Curse of the Serpent" content update is coming to their MMORPG "Metin2" on February 23rd, 2021." - Jonas Ek, TGG.
Fans' of Metin2 or newcomers looking for something new in an otherwise familiar setting, can look forward to the just-announced, Metin 2: Conquerors of Yohara expansion pack.
Doesn't look like an exciting game.