Master Fu

Master Fu is a major character of the Kingdom Hearts Toons Unite series. Fu originated from Zagverse, a world from the Non-Disney Universe and he's also known as the Great Guardian of the Miraculouses. He's also the owner of the Turtle Miraculous and Kwami Wayzz.

Before A New Beginning
Fu was born more than a hundred years prior to the events of the Kingdom Hearts Toons Unite series

The First Adventure
Fu came to Traverse Town after Zagverse was invaded by the Darkhearts. There, he had set an antique shop called "Fu's Antiques". One evening, he had encountered Ed, Double D, Eddy and ALF who all told him to where they really all.

The Blade of Truths
While he didn't physically appeared in this story, he appeared in a flashback that Mickey had about him.