system
Given the following post, respond as if you're commenting on Reddit:
human
[DOOM/W40K] If for some reason, Doomguy arrived in the W40K universe, would the Imperium consider him the greatest warrior ever?

I would imagine *literally invading Hell* would grant some kind of admiration.
gpt
Only by the people out in the field. Some might think he'd be a lost primarch, not many can invade ~~hell~~ the warp without blessings and come out uncoruppted. 

Those in offices would hate him, or even try to brand him a heretic, due to his habit of telling people to fuck off when told to do something not related to demon slaying.