The Yellow Key is a key item that appears in Wario: Master of Disguise.


The Yellow Key, as the name states, is a yellow key that has a square-shaped design on the end.


The Yellow Key is one of three keys that can be found in Allergia Gardens (along with the Red Key and the Blue Key). The Yellow Key can be found in a purple treasure chest in a room with Ratfaels in it and it can be used on two different yellow doors.

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