Hatred An: This is how Amara Elymas is able to corrupt Union three key crossovers. He corrupt the main characters that first appear in the canon series.

Original name: Issei Hyoudou

New name: Fryrrointem

Alias: Fryroin

Title: Blood Dragon Prince.

Species: Fallen Human Hybrid.

Armor:

Background (young):
He was one year old when Amara Elymas attack his home and slaughter his parents. For the next few years he was raised brutally and torture but it was also because of this he never became pervert. Instead he became a monster that take women, no matter what age, and torture them until they submit. However after the women submit he kill them for they no longer have purpose in his entertainment.

Hatred An: from what I gather this Issei unlock his Gear at the age of 10 which was also the age he became a monster and start torturing women.

Background (Older):
When he enter high school is when he conquer the entire world, Underworld, Heaven, and other realms. He didn't do it for himself but for the Axis Union Order and how he conquer this universe is simple. He slaughter the world leaders, kill the four Satan kings, Heaven leader and every other leaders. Afterwards he killed Riser and other enemies while breaking the females into submission. Even killing the two perverts that wants to be his friends. It was at this point he pledge his loyalty to Amara Elymas fully.

Original name: Ruby Rose.

New name: Scarlet Thorns.

Alias: Amethyst.

Title: Snipe Reaper.

Species: Grimm Human Hybrid.

Weapon:

An: I found this on DeviantArt so give the credit to the artist alejandr-o. Also the dark gray color is red for Scarlet.

Background (Young):
She was a few months old when Amara Elymas attack and kill both her parents but kept her sister alive as a stress release. Growing up she became corrupt and done things that cause fear in other kids. Since then she became a monster that torture her own sister and even use her as a stress release.

Hatred An: ... Okay this I didn't expect.

Background (Older):
Entering Beacon was easy and killing Ozpin along with absorbing the soul was plain boring. She even conquer the world with ease. However she didn't just conquer the world but she also killed so many innocent that it makes Hitler a p*ssy. Since then she be loyal to Amara Elymas only while keeping young boys and older ladies as her s*x toys.

Original name: Izuku Midoriya

New name: Isashi Midori

Alias: Veku

Title: Heroes Boogie Man

Species: Nomu Human Hybrid.

Quirk:
Journal: Gives the user powers from those he witnessed and modified them.

Background (Young):
He was a young boy when both himself and his mother was kidnapped by Amara Elymas. Not only did his mother suffer but so did he. He went from a innocent boy to a corrupt teenager with one purpose: The spread of corruption throughout the hero society.

Hatred An: huh that was a quick background for a young Izuku.

Background (Older):
Upon entering UA he has spread corruption throughout the Hero society with ease and killed a lot innocent lives. Even corrupt Eri into becoming his sidekick. And so both himself and the corrupt hero society pledge their loyalty to Amara Elymas only.

Hatred: ... Okay this is a rush chapter but I think William can't think of anything else because of how Amara Elymas already corrupt the three into his perfect sinful puppets.