Y/n, a boy with no memory of who his own past or even who he was before. He was experimented on by unknown scientists, During those times Y/n mind was a clean slate with no memory of who he was or what he was back before he was experimented on...Then one day the scientists were arrested but the lab and Y/n was hidden from the world and now Y/n was in a giant test tube unable to wake up....But Months later a mysterious woman found Y/n and decided to wake him up because she was interested in him....When Y/n woke up he met the Mysterious woman and learned her name was Sarah...Sarah adored Y/n by his powers and being...She took him in and took care of him for 5 years and sometime later Sarah became quite the idolized figure to Y/n and he became loyal to her and only her...Y/n was now a loyal subordinate to Sarah and took Jobs from Sarah to eliminate some gangs or people who disturbed her plans on her plans...and Y/n was rewarded by being Pampered by Sarah....He lived a happy life with Sarah and she felt the same way with Y/n...But Y/n was grown curious and curious of his past and sometimes wonder who he really is...But Sarah wouldn't let That happen because she knew Y/n's past from. the beginning and she decided to not tell him because it will break his heart of what his life was back then...So Y/n a curious being wondered around Azure City and met some interesting friends...and reunited with people from his past.

Y/n Aikawa, Formely Know as Y/n Hajime. He was once an Orphaned Boy who has been Mysteriously left on the front doors of an Orphanage. Overtime, Y/n was adopted in the Age of 4 and was adopted by the Hajime Family. He had an average life with the family and gained such loving people with... However that all changed when he witnessed his lover, well ex-lover cheated on him...He was Furious about this but gained a calm demeanor...He left without a word and Disappeared completely...He then found out that his friends were talking shit about him behind his back and he slowly realized something about this world but didn't bother to think of it...That is until he found another lover to love but frankly the same fate like before happened again...His new Lover was sleeping with his Adopted Brother but disgustingly with his adopted Sister as well with them...And Unfortunately His Adopted Parents knew about this infidelity..Then something awakened inside of Y/n...He then left that day with his bags and belongings and left without a word or phrase to speak...The Family tried to persuade, His adopted Mother begged him to stay but didn't listen and slapped her with full force...He then made a vow to never Trust anyone even with a friendly personality...He then turned into a monster known as an Undead and became known as Kamen Rider Chalice. He was a monster because that is what his past made him...He didn't trust or be with someone when he became an Undead...But that all changed when he met a person named Kazuma Kenzaki, another Kamen Rider like him...The two bonded and understood each other, They laughed, Cried, and Shared everything... But Fate was cruel and Y/n suffers again...He had witnessed his friend and brother figure dying in his arms because of an Incident... After that he was alone again, Until he will meet people that Will change everything like Kenzaki did to him and see that his perspective of the world is not as Cruel and unfair as it seems.

Y/n Tendo, Formerly Y/n Shikigami. He was once an Orphaned Boy then one day he was adopted by the Shikigami Family...He had a wonderful and and Simple life...But then they started being neglectful when the Biological Siblings came...He was forgotten and Abandoned from the perspective of the parents was all on the Siblings... except for him...One day his fate of everyone around him was no more...He was shot by a random shooter and was hospitalized...No one was there for me not one visit from his friends who he found out they would rather hang out with the siblings, While his lover was cheating on him with another man. After years he decided to leave and ran away from that famil and Disappear completely without a trace...He burned every memory of that family. Until he found a peculiar Bettle known as the Dark Kabuto Zecter...He and Y/n shared quite a Bond...Them Y/n hear about these worms and wanted to hunt them down...So he made 2 Goals...the first is he is going to walk the path between Heaven and Hell because life is not always Good or Bad, Black or White...He just sees it as Grey because that is what his adopted grandmother who always took care of him and understands him said...He truly Idolize his grandmother and learned from her wise words...But Unfortunately died about 4 years ago and Y/n and Dark Kabuto Zecter are the only ones who are living in his Adopted Grandmother's house. The second goal...is to eliminate the Worms for the sake of everything....So Y/n and His Zecter become a Deadly Duo...and became Kamen Rider Dark Kabuto...The Lone Rider who shall walk through the path of Heaven and Hell....But destiny had other plans...Where he and Dark Kabuto Zecter including Every Worm in his world has mysteriously transported into another world.

Y/n Kurayami, Formerly know as Y/n Shikigami. He was once an orphan but was adopted by his Shikigami Family... But he was treated so poorly like no one acknowledged his existence so his life was shrouded in the shadows and his Adopted Sisters was having all of their attention and Glory to them, He has now grudges against the sisters because she was the biological child and they gain all the Attention of both Parents... He soon embraced that darkness and brought forth a sword that can help him with a new beginning...He thought He would use the darkness and make battle with it against evil...So he did...With the sword that he brought fourth in the darkness... Its name is Ankokuken Kurayami and gained the power of darkness and he harnessed it...He then fled and never returned to the home that he thought of...He set on a journey and met many people and some considered Family to him but some tried to betray him and that gave them his neglect and disrespect and fled to those who didn't become a True family because all he wanted was a family... He also wanted to learn the truth of who he was like who his True parents were and bring true justice..and so he will do it by becoming Kamen Rider Calibur, The Dark Dragon Swordsman..But overtime when Y/n was living all alone in the streets of the city two male figures decided to adopt him and became a Bog Brother to a new family became Y/n's new family and has a bratty but lovable sister to him..even though he doesn't express Emotion he still has love for a family that he truly desired. During the years he became the guardian of the Seiken Swords and he promised to Guard and protect them with his life...and during those times he gained the interest of one of the swords and soon he became the first Swordsman who wielded two swords... Overtime he has seen the swords as a family... and a Family that is what he truly desired

Y/n Lenards once was an Orphan but later lived with his adopy family Happily but when he turned 6-7 things changed...His adopted family started treating him like a slave and Abused and Neglected him...He didn't know what to do at that time but he'll just be there helplessly being forced...Over time he was older he started to give up on this life and lay there motionless on the floor of their Attic... nothing was there but old junk that his adopted family had and an Old Mirror... that's how he feels right now...He was a husk of his former self unable to move or talk... Until a man in the mirror named Shiro Kanzaki saved him...He understands Y/n's pain and suffering from that his Adopted family caused and decided to give him a chance of a new life...He gave Y/n a gold card box...this is called an Advent deck...He then took Y/n under his wing and trained, mentored, and educated him about the mirror world...where Mirror Monsters, Mirror Beast, and Mirror Riders appear to fight...Shiro said Y/n has one because of the Advent Deck he gave and said that he was the strongest one...and that he is the strongest one but strength came for a price... During his old life he has completely lost all Emotions so he expressed none and hasn't remembered how to feel positive emotions like Happiness and Joy...Shiro basically treats Y/n as a Son and tried to gain emotions but nothing work but Y/n appreciates and respects Shiro as a Father Figure...Shiro then Told Y/n about the mistake he made when he picked the riders...

Y/n Shido, He was an Orphan but he was soon adopted by the age of 5 and was adopted by the Blackheart Family. He was happy at first...But soon the family started to Abuse him and Neglected him at the age of 6...His childhood and life wasn't the best...His Anger was unbearable including his pain..He then awakens his inner demon...Vail...He understands Y/n and his desire for the vergence of teh people he was adopted too...So he and Y/n decided to run away and Never return no matter how they show regret or what so ever...The Blackheart Family didn't know that Y/n has quite the IQ and soon was researching about Inner Demons with the help of Vail...Deep down Y/n wanted to know who he truly was and who were his real parents and was curious of why did they abandoned him in an Orphanage....Time passes Vail and Y/n then made the Vail Driver where he and Vail can fight as one and become quite strong....soon Y/n made the Destream Driver and The Vistamps including a very powerful one called The Crimson Vail Vistamp...Soon After that when he was walking in their city they were interrupted by a mysterious force and got transported to another world where they will have quite the adventure.

Y/n Kurunei, The Son of The Former Fangire King. Y/n is a Half-Human and Half-Fangire Hybrid because of his father being a Fangire and his mother is a Human. His Father was the most kindest and Honorable king of the Fangire ruled He then fell in love with a human woman named Aiko Hazamada. their love was forbidden but that didn't stop them from trying and months later they gave Birth to Y/n...But that didn't last long, because the Fangire started to rebel against him because they think that Humans are the sustainable for their hunger, Meaning they think that humans are just food to them but the former king said that there was an alternative to this but they didn't listen and started to a Revolution against their ruler...He was troubled and decided to let his wife escape with Y/n when he was still a baby...He gave a Kivat bat to Y/n in order to be the Next King of the Fangire and hopes that his rule surpass his own while He was left behind and fight of the Fangire for time...He gave it his all...Now he was...gone and his Kivat was lost, never to be seen or found by anyone while Aiko was busy being now a single mother to Y/n but not with the Help of the his father's 6 Loyal Fangire subordinates who he saved...They soon let Y/n grow into a great young man that will follow his father's footsteps...But fate had other plans...while Y/n was now reaching adult hood in the age of 21 with his Wife Himeka. He and His family are transported into another world but they aren't alone... somehow thsi mysterious force also transported all of the Fangire in their world and now Y/n who's now officially now grown up and became a Kamen Rider known as Kamen Rider Kiva...He started hunting down those fangires who made the other lives miserable to the people of this new world.

Y/n Naga, Formerly Y/n Shadeheart. He was abandoned ever since he was a baby and was adopted by the Shadeheart Family...He doesn't know his biological family but...he wanted to find out who they are and wants answers of why they abandoned him..His adopted family loved him at first but he has been abused and neglected by them at the age of 6...he was filled with so much hate towards them and wanted them to die...He wanted to stabbed them in their sleep...but he didn't have the guts because it wasn't time...so he just ran away and never came back. He was now living in the streets, He sometimes struggles but he steals Food or Money in order to survive...he became quite the pickpocket...he then met his ardent supporter and loyal friend Venosnake. He soon learned about the mirror world and the riders...he heard about the riders using their powers and abusing them...so he decided to kill those riders and make a contract with their beast and become their new master...or have them choose their own new masters... Together with his friend they became an unstoppable force... During that he became an Alley to Odin a very strong rider and they became a team of the most powerful riders.

Y/n Kurogane, A boy who have one goal to make his teacher and lord Proud. he was Once a regular boy with a wicked life but he was saved by a king and his retainer. He was taught by the Retainer and became a Kamen Rider more specifically Kamen Rider Woz...Now he was sent on a Mission where he will have a journey to another world where he will protect and maybe...bring a new age of Kamen Riders to the History of Rider History.