Multiverse selection 1 Fairy Tail Karna

This book is supposed to be a part of a series this book is fairy tail world based and will have a few au elements. Karna a 16 year old orphan gets killed by a truck and finds out that it was done by a god who wants him to reincarnate into the fairy tail with his magic decided just by his name. He is now tasked with changing the world's fate that is spiralling towards destruction..