Yogur the Y

OC référence for a death note fanfic with a very good friend .

Y/Yogur: Obsessive and solitary. He 's fat. Z is his best friend and he don't like X because he's jalous.

Our story speak about X, Y and Z, three children of the Wammy's house in the sixteen.

Mello talk about them at the end of the official novel "The los angeles BB murder case".
He just says L talk to him about tree children of the Wammy's who want to became the best detective ever and resolve a bioterrorism affair. And their letters are X, Y and Z.