PS: if you see the message "Your devices are not compatible", use Play Store on the WEB browser from PC / Laptop instead of the app on phone.
Halloween is a watch face for Wear OS.
The Watch Face Features;
Analog Watch
Digital Watch 12H/24H
Day of Month
Day of Week
Battery Level
Steps
Animated
Animation Description: The witch flies in the clock and goes out of view. It does the same movement approximately every 10 seconds.
*** The watch must be worn on the wrist for Health and Sports data to work