A/N: Seen the anime and kinda interesting and read the light novel and thought of one for future time if you all are interested.

Story name: The Black Dragon slayer

Info: Alien called the savages invaded the world, and to beat them is a weapon called a hundred, till one individual possession of one that masters all his capabilities to the fullest and defeat the enemy and face a lot of challenges ahead, however he has his own agenda to become the strongest of them all.

Name: (Y/N) Ryushin

Hair color: Black

Eye color: Black, Crimson red of his ancestors dragon blood.

Personality: Thoughtful, little caring, serious in a situation, bit lazy, focused, athletic, honest, little tease, lustful from his dragon blood.

Likes: Peace and quiet, reading, fighting savages, enjoying his time with his childhood friend, swimming, training, mastering his abilities.

Dislike: Those who disturb him, savages, arrogant fools, doing nothing, anyone who gets in his way, seeing his childhood friend saddened.

Title: Black Dragon, Dark Protector.

Skills:

Hand to hand combat

Swordsmanship

Weapon user for long range and mid range

Ancient dragon blood, it was said that his family has connections with dragons in ancient times and heen blessed by their blood inherited their capabilities.

Backstory:

(Y/N) had a tough life since his family been killed by the savages and vow to destroy them all and so it awakens his ancient ancestor blood, and so he did on his own also had help creating his own hundred unique to him to unleash its true potential and stop those that try to rule the world.

Hundred name: Bahamut

Type: Dragoon/Chevalier

Info: This particular hundred is unique to have two types and only uses by its wielders will.

Harem:

1. Claire Harvey (main girl)
2. Vitaly Tynyanov (second main girl, her fate will be different than the anime and novel).
3. Erica Candle
4. Liddy Steinberg
5. Nesat Olfred
6. Miharu kashiwagi
7. Sakura kirishima
8. Noah Sheldon
9. Ryu shuemei

A/N: I hope you all like this idea as a future story.

Peace out Readers/Followers/Authors