Nexon's liability regarding NX transaction.

This doesn't surprise me. We don't own our characters either; instead, they're the property of Nexon. It's like this for pretty much any MMO.

A. All title, ownership rights and intellectual property rights in and to the Game and all copies thereof (including without limitation any titles, computer code, themes, objects, characters, character names, stories, dialog, catch phrases, locations, concepts, artwork, character inventories, structural or landscape designs, animations, sounds, musical compositions and recordings, audio-visual effects, storylines, character likenesses, methods of operation, moral rights, and any related documentation) are owned or licensed by Blizzard. The Game is protected by the copyright laws of the United States, international treaties and conventions, and other laws. The Game may contain materials licensed by third parties, and the licensors of those materials may enforce their rights in the event of any violation of this License Agreement.