Doom Eternal has a load of collectibles and secrets to find in every one of its missions. There are toys, Codex pages, vinyl records, and cheat codes. So that you can play missions with any you find, ...

The first of the Cheat Codes can be found near the end of Hell on Earth. Walk through the corridor in the image below, and you'll see a yellow question mark hidden behind a gate above you. Continue ...

Doom Eternal has lots of hidden secrets in its console command treasure chest. There's third-person mode, the hidden pistol (yes, Doom Eternal has a pistol!), and the classics like godmode and noclip.

Look for all the Doom Eternal base secrets? This hub area is the place you'll recuperate between missions, and it's filled with goodies. Inside your floating castle you'll unlock new weapons and ...