Have the custom games gone up in popularity? Custom games like jenga, cops&robbers, derby, infection(fun ones), icecream man/fatman, or maze games just to name some. These were loads of fun in 3. Imo, it's about the only thing that would bring me back to multi-player in this series.
watch HodgeTwins aka Lord Keith and Lord Kevin aka Mr. Striations & Mr. Feathers aka Twin Muscle Workout aka Fasting Twins