AU. It was yet another day of seven-year-old Sawada Tsunayoshi being bullied, until a kind boy saves him and leads him to a shop unlike any other - the TCG Gallery. Here, Tsuna is introduced to the amazing world of Vanguard, where warriors without peer and creatures of legend reside. Maybe, just maybe, this will make all the difference... (warnings: bullying, OCs)

Being kept in the dark about his past, Aichi has lived a normal life but unknown to him that he had been protected in the dark until the guise of having a tutor. What will his future lead him towards? DISCLAIMER! I don't own CFV or KHR! Kaichi

At the VF Circuit resort, Kai can't help but realize that something was wrong with Aichi. The secret he uncovered during his investigation led to a terrible truth... DISCLAIMER! I don't own CFV and KHR!

Based on Rainbow Arcobelno , not my first made up but first to write down crossover . Aichi is the second sky arcobenlo who needs to be protected , he gathers up the 6 worthy to be his guardians . Will his guardians be up to the task , or will they fail & have Aichi's power fall to the void or worse read to find out . ( I have my own extra arcs to make things more interesting .

Sequel to 'The Rainbow Arcobaleno'. As they await their leader's reawakening, another crisis gets in their way to his complete reawakening. With their new comrades, will they be able to bring the war to an end? Or will darkness befall the world in the end? Read to find out! DISCLAIMER! I don't own CFV and KHR! Kaichi

Being a Sky flame user is bad enough but what if there was something hiding deep inside his body he didn't know of? And if it's awakened? He doesn't know either... Will Aichi's friends be able to help him through the whole series of events and protect him? Read to find out! Disclaimer! I don't own CFV and KHR! Kaichi

Aichi Sendou is the Rainbow Arcobaleno... Now he has to face a lot of danger and trials including his high school life... With his own guardians and the risk of using his power too much... DISCLAIMER! I don't own Cardfight Vanguard or Katekyo Hitman Reborn! I am not good with summaries so please read inside for full contents!

" A world without him is pointless. We will find you and bring you back! No matter what, we will find out the reason why you disappeared from our world... With our mates!" A sequel to The Rainbow Arcobaleno! I hope it's not going to be boring to everyone! Please enjoy! DISCLAIMER! I don't own CFV and KHR.