It's been pointed out that it's kind of "generic" but the thing is, everything that Days Gone is comparable to is pretty fundamentally different.
You NAILED this now, bravo. My thoughts exactly.
My 3 cents about sales - AC Odyssey, disliked on forums, giga hit in real life. Seriously, I dont see any point to complain about the game.
Man, they even added " Hulk Hogan " zombie type, what can be more than this.