[dev1206] The effects of Protect and Shell have been made mutually exclusive

[Fiosha_Maureiba]

I'm with AdvancedWind on this one.

The Shell effect achieved from using the Ironwill Unguent. And perhaps groundwork for future updates.

Otherwise, it may be a typo in the Japanese text if this was not intended. Other localizations are doing their due diligence in translating based on the information given.