The ability that triggers the form change
The list of weathers that will also trigger a form change to original form
Checks if the Pokemon has the required ability and the weather is one that will revert the Pokemon to its original form or the weather or ability is suppressed
the pokemon that is trying to do the form change
true if the Pokemon will revert to its original form, false otherwise
Class used for reverting to the original form when the weather runs out or when the user loses the ability/is suppressed. Used by Castform.