- 2-player mode is not split-screen
- voice over for umpire
- game requires you to tell it whether or not you are playing with MotionPlus
- hold Wiimote at 90 degrees left/right for best shots (no MotionPlus)
- calibration for MotionPlus requires you to hold your target reticle within a circle for less than a second
- a lot of work put into character animations
- 22 movements tutorial, divided into 3 groups

Link