Lineage II players looking to experience the big changes coming with the arrival of the High Five update will want to check into the public test server. High Five has been released to the PTS and the dev team has posted detailed instructions on how to participate in testing out the planned changes.
The High Five Public Test Server is now open to players! The test server exists to ensure that new content is working smoothly before it reaches the live servers, and to offer players a front-row experience of the awesome new content as top-level characters!
Read more here.
