Determine whether an enemy Pokémon will Terastallize the user
Does not check if the Pokémon is allowed to Terastallize (e.g., if it's a mega)
The Pokémon to check
Whether the Pokémon will Terastallize
Should really only be called with an enemy Pokémon, but will technically work with any Pokémon.
Determine whether an enemy Pokémon will Terastallize the user
Does not check if the Pokémon is allowed to Terastallize (e.g., if it's a mega)