As a result, version 1.0 of HEXDD.WAD is famously "silent"—players would hear no music when playing the expansion's levels, unless they were using the audio CD tracks from the original Hexen CD, as CD tracks are associated to maps in a separate file (MAPINFO) [6†L27-L30]. This issue is a well-known flaw documented in the Doom community [12†L6-L8][19†L26-L28].
Unlike the original game, Deathkings features monster respawning for enemies other than just Ettins. hexdd.wad v1.1
Released in 1996 by Raven Software and published by id Software, Deathkings was the first official expansion pack for a Raven game. It did not alter the core mechanics or add new weapons; instead, it provided an incredibly punishing, high-level campaign designed exclusively for veterans of the original game. The Significance of Version 1.1 As a result, version 1