In 2009, the former employees were convicted of stealing NCsoft trade secrets following a lawsuit in Korea. In 2010, they were barred from using proprietary NCsoft information, and ordered to pay damages to their former employer, although the damages ruling was overturned during the appeals process. Bluehole employees are appealing the other rulings.

Despite the legal proceedings, Tera launched in Korea last year, and is slated for a U.S. release in May. NCsoft's suit seeks damages and temporary and permanent injunctions to block the release of Tera in the U.S.

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