Knuckles is the kings informer who is currently overworked by the king. He soon realizes there's a dark side of the world that he will discover when he lets a black and red hedgehog in his home on a stormy night.

Prince Shadow was left for dead after going to a "harmless" party with someone he thought loved him. Yet as he was about to accept his death a dark figure saves his life. A month later his mother throws a ball for his 21st birthday and meets a stranger in a mask who disappears after they share a dance.

King Shadow lost the fight for the throne by Sonic. Sonic's merciful heart banishes Shadow to the outskirts of the kingdom. Shadow swore revenge and leaves the kingdom. He soon sees Knuckles storming away from the master emerald altar after he and Julie Sue get into a big fight. Shadows old feelings for the echidna return and attempts to woo him. Knuckles rejects him and this angers Shadow but he will soon find a relic that will change the echidna.

Knuckles was a simple villager who feels out of place and dreams of venturing out of the village. Yet his father wouldn't allow it so all knuckles has that is the closest thing to his dream is getting lost in his books. Yet on his 21st birthday his father had a change of heart and lets knuckles join him on a trip. Knuckles is excited to finally have his dream yet on the way back he and his father discovered a castle that belonged to the missing royal family and meet the beast

(Knuxadow) (Finished) Knuckles loves Sonic, which Shadow does too... These two males ask Amy, who is obsessed of the blue hedgehog, for Sonic's phone number... But, does she gives them the correct number? Shadow's past seems haunting him. And makes everything much harder. Especially when it comes to his newly found love for Knuckles. Will his past destroy his love-life? Or will Knuckles help him through it? This story is an au, and will include smut: ) Enjoy~ The cover isn't mine... I just added the text

Sonic and his friends are visiting a boarding school, where only monsters are allowed. Everything is as it should be untill they get 2 more students: Knuckles and Tikal. They have a lot to do in this school, like learning about magic, different kinds of monsters, curses, potions and much more. A few strangers are searching something near the school, but no one know what... Watch out! This fanfiction includes gay and other 18+ stuff. Knuxadow (mostly) Sonamy/ Sonilver Silvaze/ Blazamy Don't like it? Don't read it/ comment it.

Shadow and his friends meet a new guy at work who already gets promoted to Vice President. Shadow later starts to get suspicious of the new guy once people from work start acting strange. His friends don't believe him so he starts to spy on him. Yet he will soon find out this guy's intentions and it's a bloody one.

Knuckles and Shadow reunited once more. Yet all is different now that the dark past has been vanquished by Knuckles sacrifice from their past lives. They will experience new challenges as unknown enemies rise from the surface.

The sequel to Mated to a Vampire After their adopted kids head off to college Shadow and Knuckles decided to go on a much needed vacation/ Honeymoon. As soon as they arrived Shadow starts to become distant from Knuckles who starts to worry about their ever lasting marriage. Not only that but Knuckles will soon discover a darker side to Shadow's family.

Knuckles is the new kid at Mushroom Hill College. He feels out of place just like any new kid would, but once he meets his dorm mate everything changes and his life will no longer be the same again. WARNING: LANGUAGE, RAPE, AND BLOOD