Doppelganger: This Style change was achieved when Morgan gathered the determination and will to kill his Mindscape-Self or otherwise known as Nega-Jae; The Style allows him to generate a fully physical copy of himself to assist in battle or outside of it, however it acts without sentience and only on Jae's mindset at the time of it's creation and can only stay manifested until he is damaged sufficiently or until Jae has his Aura run out.
"Hah!!" Bulat Charges at me and I smile, A quick kick to the chest knocks him off balance and I finally push the pyroasengan into his exposed chest "That's a lot of damage" I say and it explodes causing Bulat to fall limp in my arms, Dead
then add some of the main events while focusing on developing the character of your OC and after you feel that he's fleshed out enough focus on the main story, keep on asking buddy people love this fan fic and so do I
"Death? That's a first, every foe that I fought has already met her, except for me!" The Devil answered before his muscles contracted and assumed a throwing stance.