Q Entertainment and Valve have announced that Lumines, a music-based puzzle game created by Tetsuya Mizuguchi, is now available via Steam, for $9.95 for the Base Pack. The Base Pack contains 21 unlockable skins in Challenge Mode, Skin Edit Mode and a sampling of Time Attack, Puzzle and Mission modes. For a greater challenge, the Advance Pack is available for $7.95 and includes another 21 skins in Challenge Mode, 70 mind-bending puzzles in Puzzle Mode and 35 quick-thinking, fast-moving stages in Mission Mode. The Base and Advance Pack may be purchased together for $14.95. An additional 10% is taken off at the time of purchase between now and Friday, April 25th.