Attack on Heroes Resurgence is a Snk au made by Julia & Mari you can find it out on YouTube and Tumbler sadly they stopped due to not having freetime to make s2 and it's really disappointing it was a amazing au in my opinion. B-but here's my thing.

Name : Kj Onna

Age : 18

Height : 5'8

Nickname : Son of the slit mouth women

Race : Ghost humanoid

Powers : Kuchisake Onna slit mouth ghost

Mentor : Levi Ackerman

Division : Co-Ops & Stealth

Born in Japan Kj is the son of the urban legend Kuchisake Onne the slit mouth women, Kj was born as a half ghost half human after his father some how found a way to fuck Kuchisake, upond birth Kj also developed the famous ear to ear slit mouth as she took care of kj as much as a loving mother while continuing her rage spirit, getting older as a kid Kj always hung out with Kuchisake living somewhat of a normal life like going out with her for mom and son bonding able to blend in with the world of japan. Turning into a teen Kj started to discover his powers as like mother and son he has tremendous strength and speed just as equal power of saitama , he's able to heal himself faster than humans, and the ability to go to the shadow realm by any time to meet Kuchisake after her curse time was slowly dying down. He also gain the ability to possess things and like a ghost phase threw matter While traveling Kj was near dying due to his human side of hunger tired and slowly getting weaker he stumbled at the door step of a family that took him and soon became the brother of Anthony. Kj is very subconscious about his slit mouth which is why he hides it with his mask or will cover it in anyway, he mostly a shy person and will rarely speak to anyone but Anthony or will take time to himself

Trivia

•Kj is very flexible and agile, he's able to do splits, able to lift his leg fully straight up, backbend, anything a gymnastics would do

•He listen to music, any kind that he enjoys

•Can dance well but is very embarrassed about it

•Being half dead Kj doesn't really rely on hunger or sleep but due to his human side he does to sedate his human side

•Eats big meals or food types

•Gets easily flustered by compliments

•Likes animals

•Kj has a habit of playing video games when bored like Super smash bros, Fire Emble, Honkai Impact, Genshin impact, Fairy tail, Black clover Etc

•Kj watches anime mostly action ones or horror ones

•He is able to cook well mostly food from Japan at such great speeds due to his powers

•He designs his mask in ways he wants he would only take it off if he must clean it or designs or eating

•Kj has a habit of working out to increase his powers

•He does saitamas workout routine from one punch man

•Has very sharp teeth

•People say his eyes glow so bright due to his skin

•Has a lovable relationship with his mom Kuchisake

•Learned how to use blade type weapons at 15 years old

•Able to do park core

That's all hope you like it. >~<;