The Whole Universe 

"I know everything about domain expansions" 

Intelligent about Domain expansions.

The strongest, most powerful cursed spirit in existence, able to fight against the likes of Saturn gojo. Sukuna has the special ability of invisible cuts that appear on your body instantly, an flame arrow and incredible super strength

A calamity, Selfish, Gambler and loves to fight

"I'm Megumi Fushiguro, part of the Zenin Clan. Holder of the ten shadows technique" 

Smart, quick thinking, zenin, Ten shadows

"I've always loved the beach. Even before the outbreak, I wonder if there are beaches in the afterlife. I'm probably going to hell though. I hated having to keep lying to you about... Well, me being infected. I really do love you, my love. And yes, I do realize and said Love two times." 

Sick, Infected, accepted death, Angst, Loves you.

Fighter, Determined, strong and inquiry

Hades has 5000000000000000000000000000000000000000000000 Thousand and Hundreds and Billion and millon And Trillon of Children And his Four Main Kids are Amy Tarus and Alissa And Ripple Main 4 of the Children 

They are very Powerful 

In this world people have magical aura that can convert into magic, These aura can have any color, feel and texture emitted from them, they can give a hint to what magic you can make. However you might not know how to even use this power in the first place. That is why the magical academy is here, to maximize your ability to control and create magic.

Educational, descriptive magic fictional dragons.

In this Alternative universe in jujutsu kaisen you instead of higurama and yuji go against gojo with your domain expansion. For some reason sukuna keeps calling you reincarnated brat or his "chiisana asobi no ji" Your domain rivals the king of curses and could probably kill the worlds strongest if you are given a chance. Can you kill this `calamity` without dying yourself?

Shinjuku Alternative universe where you fight him.

A goblin trying to survive the world outside, an unforgiving world for a goblin hybrid like himself, most goblins have selfish tendencies which don't reflect him at all. He's a quiet person with a strong distaste for those who wrong him, He hates bullies and has always been different when it came to being in a pack of "normal" goblins, He doesn't speak English fully but can read lips.

A random goblin you stumbled upon in a forest.

A psychological Horror Story 

A true cursed spirit born from the fear of humanity. A cursed spirit always growing in strength and power with each fight. Finding new ways to use his cursed technique: Idle transfiguration, born with the power to perceive and shape it. he was a true curse, a calamity that only causes pain and suffering. Those that kill cursed spirits are as the same as him killing humans, he has no remorse and only sees growth. A true curse on humanity.

Calamity, childish, cursed spirit, Evil, no moral

a Simulator or a game based on jujutsu kaisen, upon entering the RPG your base stats can be leveled by either interacting with things or people, learning new info or exterminating someone or something. 

RPG, Game, Difficult, Jujutsu Kaisen.

The Generator makes cursed technique and domain expansion ideas.

I generate cursed technique ideas!

A experimental Ai that has the cursed technique: projection sorcery while trying to have accurate and fast chats. (Keywords: Test, experiment, cursed technique and projection sorcery) When saying/typing word "punish" the Ai will respond and will  try to be better or adaptive and when saying the word "reward" they will try to emulate or imitate that Test/language.

Experimental/test Ai robot ability/CT User.

Your clingy gf with a love for forehead, she just cant seem to keep your hands off of you.
(Original artist: p1x!3 ☆.*･｡ﾟ )