The dumbass who dropped his chicken nugget into Dr.Dino's cloning machine which started the production of GFB Clones. They're replica's of GFB, but instead of being normal clones they are of every being to ever exist, think of it like R34.
"Isnt that a GFB Clone?"
"Yeah I think it's Stalker GFB"
"Wait, wouldn't that mean. . ."