Pokémon Mystery Dungeon: Heroic Dreamers

For reasons he doesn't understand, Shiron got another go at life. Now in a brand new world, the human-turned-Marshtomp embarks on a journey to find himself and become a hero, alongside new friends. All the while, a question keeps making its way to his head: "Am I good enough?". Prequel to "Liberators of Fate", but knowledge of that fic is not required.