Chasing After A Legend

Red, a nearly forgotten hero, has returned to civilization after nearly a decade, and crosses paths with Ash, the new Kalos League Champion. As a legendary terror rears its head and threatens reality itself, they must team up and gather old comrades to chase after this otherworldly foe. With the weight of all existence on their shoulders, they fight what may be their last battles..

Repost of fic of the same name on my fanfiction.net account.