"ACTION 1" key activates Beer and "ACTION 2" key toggles Night-Vision (when these are available, see icons on the far right of the HUD).
Mod requires latest version of (Hyper)3DGE (formerly EDGE) and a Doom or Doom II IWAD. Mod is widescreen friendly.
Mod homepage (screenshots, reviews and downloads, etc.): http://www.moddb.com/mods/duke-it-out-in-doom
Article/review by Leif Johnson: http://motherboard.vice.com/read/playin ... un-as-hell
Mention at PC Gamer: http://www.pcgamer.com/mods-bring-pokem ... ew-valley/
Modinformer review: