Yacker did not originate from fanon, and more information can be found on their respective wiki(s). You may read more about it on the following wiki(s):



Yacker is a White Wisp, and the prince of the Wisps. He calls Dr. Eggman "Baldy Nosehair".

Appearances in fan games

Kirby Colors

Yacker appears as a non-playable character in Kirby Colors. In the game, he asks Kirby to help save the universe from the Frenzy Wisps.