We all know the story of isekai quartet, four isekai anime's crossing over and having school life high jinx But what would happen if two groups of idiots pushed a random button and ending up in some school with the likes of demons, adventures, deranged military loli, and various other characters they'll meet along the way

One mysterious doctor, Tobias Right, gave special parts for his own son, Tokuro Xavier(Incarnation of X), with cybernetic enhance limbs tougher than any metal or weapon no matter how hard they push, granting him a powerful arm cannon to fire energy projectiles, an ability to perform a dash boost in acceleration, land properly from any state he's in, and two of his unique abilities; the ability to copy weapons and abilities from opponents or allies no matter the status, and his limitless potential of power and hope for life itself to protect innocent lives as much as he can to be strong no matter if he wins or lose as it makes him stronger as improvement to his body. Now awakened in a world where Faunus, humans, Grimm, and a new species, Reploid, exist in the modern era, Xavier embarks on a journey to discover his purpose and build a bond with both humans and faunus as his main goal was to bring peace to humans and faunus no matter the cost of his own life.

The year is 2100, Heroes are the main jobs in the world, Here you follow 2 Twins Called Muichiro Tokito and Yuichiro Tokito as they try and balance their school lifes with a mystery of their ancestors. Will they be able to succeed or will they fail? Find out This is a crossover between MHA and demon slayer basically is mha but with some demon slayer characters With some help from AI My hero academia is owned by Kōhei Horikoshi Demon slayer is owned by Koyoharu Gotouge

Friends; Dead. School; Destroyed. World; Not the one he knows. Izuku had lost everything after the war. All he wanted to do was figure out what to do next, but fate had other plans. Tricked into a world where Quirks don't exist, he must pose as a regular high schooler while trying to figure out the new power he'd unearthed. But after a close encounter with a group of Devils, Izuku finds himself being hunted down by various supernatural creatures. All wanting his power for themselves.

It's just a normal day at U.A as Izuku's blonde bombshell of a girlfriend Yang and their friends arrive at U.A, resulting in an extremely crazy adventure

During her fight against Mercury Yang is framed and everyone (minus beacon staff) fall for it even her sister and her team . Feeling betrayed Yang left Beacon and goes to Japan ( Remnant is on earth it's just isolated because most people fear grims) and join UA where she's place in 1a. After beacon win against Salem and Japan finish the War against the villain( most dead people will be alive it's not canon timeline) at beacon everyone know the truth and regret not trusting yang but two regret more ruby and Blake ( she love yang) . on day Miss goodwitch tell team Rwby and jnpr that they are going to go to Japan to help with the aftermath of the War and build good relashionship with the Heroes now that Salem and AFO are out of the way what will happen when the ex team mate see each other again ? ( i dont know much about rwby but i will try my best sorry for to the hardcore fan if i do some mistake)

it was a bloody battle, but izuku came victorious. though at what cost? did it really worth it? losing nearly everyone he knew, and he loved? holding onto a little girl who was out cold and bleeding heavily in an desperate attempt to keep him alive? was all that worth killing an AFO controlled tomura shigaraki? now he got a second chance, and he will be damned if he wastes it.

A/n: I got some inspiration from another story, I'll try not to make it a carbon copy. Gremory Rose, to be exact. The forgotten child. The Cursed One. Such cruel names to give a child. Alas, that's what Y/n Gremory had to endure for so long... Until he found an escape, to somewhere THEY'D never find him... The Void...

After witnessing the fall of society and the death of his entire family a young hero with a great burden decides to use his most unstable Quirk to seek out a new world and life , Vowing what happened to his home would never happen any where else ever again. (All characters are 18 at the start except Ruby who is 16) MHA is the property of Kohei Horikoshi RWBY is the property of Rooster Teeth All art and music is property of the respective parties