I suspected as much, it's one of the first results for St. Michael. I picked this one because I liked the composition of this image. Point still stands.
The latter half of the game devolves into peeking and prefiring into chokepoints but it's still pretty fun, I got the game for less than a dollar when it was on sale.
I never understood the "he hates everyone equally" thing they keep repeating to distance Postal Dude from being a chud. "Yeah I'm willing to kill 100% of the population, you know what'd be worse? If I'm only willing to kill a fraction of it."
I only checked off the ones to do with alcohol and gooning. Not sure if alcohol even should count because I drank it once when I was 14 and I hated the taste and I've never drank alcohol since.