It's just such a weird game. There are games that play better, and look better, and have better experiences... There are games that handle the whole virtual pet thing much more elegantly, even.
Something about the harebrained plot, the inconsistent game design, the chao garden, the unabashed way the game takes itself so seriously. If you took out just one small piece, then the entire thing would stop being incredible.
SA2 is great for the same reason that Twilight or MLP are great— the source material doesn't matter, because there's this recursive vibe that the community places around it that fills in all the holes. It's why we're still making Sonic OCs 20 years later
@Primo Kind of? Twilight was more fanfiction-focused, probably because making your own version of Robert Pattinson doesn't have the same appeal as a personalized cartoon persona
@Primo And yet, 50 Shades of Grey ended up being basically that, so...