After killing the Spiderdemon at the end of E4M8 (Unto the Cruel), your next stop is Earth — you must save it from hellspawn that is causing unimaginable carnage. But Baphomet glitched the final teleporter with his hidden sigil whose eldritch power brings you to even darker shores of Hell. You fight through this stygian pocket of evil to confront t ...Read Morehe ultimate harbingers of Satan, then finally return to become Earth’s savior.

How long is Doom: Sigil?
When focusing on the main objectives, Doom: Sigil is about 2 Hours in length. If you're a gamer that strives to see all aspects of the game, you are likely to spend around 3½ Hours to obtain 100% completion.