AlchemyWads.wad is a collection of selected maps which replace MAP01 to MAP24 of Doom 2.  Here are the authors of the twenty-four maps:


MAP01-MAP07 - Originally ODYSSEY.WAD by Robert Chapman, titled "Odyssey"
MAP08 - Originally MAIN2D2.WAD by Guy M. Babin, a house themed map*
MAP09 - Originally APOCLPS2.WAD by Tim J. Ash, titled "APOCALYPSE"
MAP10 - Originally OPOST21.WAD by Scott Amspoker, titled "Outpost 21"
MAP11-MAP15 - Originally PURGATRY.WAD by Stuart E. Duff, titled "Purgatory"
MAP16-MAP24 - Originally RETURN01.WAD by Michael Kelsey, titled "Return to Phobos"+
    (fake teleport were added to bring down walls for MAP23)

All maps except * were taken from a CD called "3D Game Alchemy for Doom, Doom II, Heretic, and Hexen" (hint: the title of the wad)
+Converted from Doom to Doom 2.

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