Changes

The fourth installment of the series is currently in production and is expected to be was released on ChristmasDecember 31st, 2008. Unlike other entries in the series, UDMX is was the first [[WAD]] in the series to fully replace [[Doom II]]'s original 32 levels, several of which are were replaced by remakes or "flashbacks" of maps found in previous UDM WADs. The WAD boasts a new palette that saturates reds and greens and deepens blues. UDMX celebrates [[Unidoom]]'s 10th anniversary, bearing the "X" in its name to represent the ten years that have passed since the original founding of Unidoom.

A [http://www.youtube.com/watch?v=Z9ZU-SxMo_Y trailer] for it was released on March 23, 2008. A [http://www.youtube.com/watch?v=TgdIixFx1i0 follow-up trailer] showcasing newer maps was released on August 28, 2008.