Full list of all 10 DOOM 64 achievements worth 1,000 gamerscore. It takes around 1-2 hours to unlock all of the achievements on Xbox One.
Achievements they've won
Achievements they've not won
Finish 'No Escape' on Watch Me Die! skill level
Locate the secret level 'Hectic'
Finish a 'Fun' Level
Finish the Lost Levels mission
Defeat the Mother of All Demons on The Absolution
Acquire all 3 Demon Key Artifacts in the main campaign
Kill a Cyberdemon
Find the Unmaker
Find the BFG9000
Discover a secret area