DARKCRYSTAL. ONLINE is an online Lineage II gaming server focused on the Interlude version, offering an x100 environment and a community built around competitive play, progression, and clan activity. The server advertises experience and skill-point rates of x100, Adena at x1, item drops and spoil at x400, raid-boss rewards at x20, and quests at x25.

Features include PvP, PK, and clan rankings, in-game buff coins, and a Noblesse raid boss that can be challenged from level 75 without completing a quest. The site also promotes updated clan creation and progression systems, launch contests, bonus codes, and rewards for early achievements, such as defeating a raid boss or crafting selected equipment. Players can register accounts, view server statistics, and access setup instructions and downloads for the Interlude client and patch, with several download options and a Telegram channel.

News, support information, server rules, and community updates are also available. The site describes the server as a test version intended for player familiarization