A mod that brings the monsters from the old game Realms of the Haunting into Doom 2. It is made for G/ZDoom but it may also work for Zandronum.
this is an update. The hydra now is capable of doing both his attacks, there was a bug which prevented one of them. The idol now makes a sound while shooting...
This version will place Realms of the Haunting creatures into Doom 1 (G/Zdoom or Zandronum). The other version works for Doom 2 and this one works for...