Codemasters today announced that The Lord of the Rings Online: Shadows of Angmar, the first and only massively-multiplayer online game based on the Books of J.R.R. Tolkien, has officially topped the PC sales charts across North America and Europe. The first update is scheduled to be released this coming June and will include an entirely new landscape region, over 60 additional quests, the Battle for Helegrod raid, nine new monsters and major enhancements to monster play and the music system.