Just one teensy gripe that should be obvious. On the WatchESPN mobile app, number the mats to choose a feed from! I had to skip back and forth mutliple times because there was no way to tell which mat was which, resulting in several times in "exceeded number of feeds" or something similar. They weren't ordered by mat layout either. No way to know which mat your were choosing until live feed came up.
You can use in app settings to choose to show only wrestling live feeds.