Spire actually assumes a lot more agency for the players in terms of making broad societal changes a potential outcome of their actions. This could happen in other games of course, but mostly not as direct a consequence of the game's design goals as is the case with Spire.
Yeah, except that SD doesn't do hirelings, very much on purpose. I mean you can, but the game is designed to work without them. That why, IMO, SD characters are better at 1st than a lot of other OSR type games.
Frankly, I don't think there is anything but other kinds of immersion. The experience being described there is so personal and so tied to interior brain stuff that we have no direct conscious access to that I struggle when people try too hard to start categorizing it. Sure, you can explain your...
I don't think that too many mainstream games lean so far into doing one thing that they can't do anything else. Even Alien can be used to a lot of different things in the scifi-horror space.