you know what made diablo 2 fun? Adventure Mode, Bounties, Nephalem Rifts were the same mode and you could decide in a game anytime what you want to do next and it worked because max player limit was 8 and it was fun because skills slots vere not limited to 6..
You know what made Diablo 2 fun? It was the best we had at the time. It's been 13 years - get over it.