Ranked/Competitive Mode
I think a ranked/competitive mode would be pretty cool for treasure/skywars. You can progress through ranks (kind of like rocket league).
Treasure Wars-
Bronze could be level 1-15
Silver could be level 16-30
Gold could be level 30-50
And diamond could be 50-75
Skywars-
Bronze could be level 1-10
Silver could be level 11-20
Gold could be level 21-30
And diamond could be level 31-40