On September 30, 2011, Sudden Attack'''s Taiwanese publisher, Gamon, announced it would not renew its contract with Nexon to operate the game in Taiwan. A Few months later, Gamania, which had published many of Nexon's games including Counter-Strike Online, obtained the rights.
On September 30, 2011, Sudden Attack's Taiwanese partner, Gamon, decided not to continue their collaboration with Nexon, and Gamania subsequently acquired the rights a few months later.