[Historical Low 90%] Crime Boss : Rockay City

Most of the recent views say multiplayer is a ghost town, and if you play with bots, the AI is incredibly dumb (useless). So DLC is unlikely to be worth while.

Should buy standard than included DLC , not many player coming with DLC

Well right now according to Steam, the number of players is almost as many as there's ever been but most likely they are playing the single campaign because they heard multiplayer was dead.
And even if some try the multiplayer, chances are it won't last so no need to spend extra money for DLC