The original Doom had "Italian cannibal film" levels of gore, heavily pixelated of course (not as if they had a choice in 1992), but in such that you could see

The original Doom had "Italian cannibal film" levels of gore, heavily pixelated of course (not as if they had a choice in 1992), but in such that you could see that it was scans. Plus of course a lot of over-the-top satanic cliches to tick off the fundamentalists. But nothing remotely sexual - that's a bridge too far in the US.