The rules for Number of balloons, Item Slots, and Bob-ombs only or Shells only are updated in a variety of combinations on a daily basis.
・You can check which rules you can currently play with via Today's Rules.
・Rules change every day at 10:00 PM PST or 11:00 PM PDT.
・Players cannot set the rules.
Note: Courses are chosen from cups that are included in the currently active tour.