a question on why there're giraffe smile when Kaku already possess the power, a lot of explanations, I'll jump to the important part
"...lineage factor was taken from currently existing creatures, which means there can't be artificial power users of mythical type, logia and paramecia fruits; that is the limit of scientist Caesar. But, it is said that genius scientist Vegapank is doing researches that have exceeded this field, or not..."
artificial logia and mythical users coming?