User blog comment:Stone Roger/Natsu and Zeref have somekind of relation?/@comment-36.70.168.178-20141108225551/@comment-123.3.203.232-20150102141123

I think that zeref created Natsu because he couldn't defeat the dragons himself so that's why he created nastu but igneel put that scarf on nastu so he wouldn't be a demand but when the other dragons found out they disided to teach people dragon slayer magic