First of all you might have read the comic Road to master, it is sometimes also known as "ash's final battle " Before reading part two, read the part one or just watch the video below
Part 1
Part 2
If you're done with it enjoy reading and no I definitely didn't make this, I just found it online and credits to the one who made it , I the legendAmourshipper gives him/her the title of The 'AmourComicMaster' ok that's enough, enjoy but still hats off the maker