After a rather grueling day as a freshman in high school, Hiccup returns home to play his new video game. But what he doesn't expect is being transported into the game and having to fight in the actual story line. Even worse that he has to fight alongside the five who have tormented him his whole life. Oh well. It looks like he's got a sworn duty to defend history's integrity.

The Vikings of Berk along with the dragons are brought to Grand Zen-Oh's palace to watch the future of their resident Saiyan. Along the way, they'll see just how powerful Hiccup really is, and they'll learn that there are gods that make the likes of Thor and Loki looks weak in comparison. What will happen as the Vikings and dragons watch and learn from their future?

After being killed by the Red Death alongside Toothless, Hiccup Horrendous Haddock III finds himself thrust into a whole new universe filled with new battles and new dangers. Can he bring peace to this new world? Or will history repeat itself? I guess we'll find out. But there's still one question... What the hell is a "Saiyan"?

A fight between Buu and Goku accidentally transports Vegeta to another dimension where he is stranded with wild beasts that would stop at nothing to get his flash and a group of vikings who have learned to live with the beasts.

Everything on Berk is peaceful since Hiccup and Toothless had defeated the red death. Now the time of the Thawfest games has come and a special guests has also come to both watch and take part in the event: Goku and his family. For the first time, Thawfest will include fighting events and Goku's family along with the rest of the Viking familes will be hoping to win some medals.

3 years after the events of riders and defenders of Berk, Hiccup and his friends are back for adventures but they are not alone. Goku has joined the riders on this exciting adventure. Everything is peaceful until a old enemy escapes from prison, looking for revenge he has his sights set on Hiccup and the riders.

After the events of How to train your dragon balls. Goku and Vegeta are taking the riders of Berk to West city to train them and their dragons on how to become super saiyans. The only way Hiccup and the rest of the riders and their dragons can become super saiyans is by their bond with their dragons. Will they succeed in becoming super Saiyans? Find out right now.

everything is well for Goku, Vegeta and their families as they go camping but they end up on a island where The Vikings are fighting the outcasts. Goku and the z fighters soon become heroes when they save many lives but more threats are coming and to make it worse, one of the threats is on the island. Can the Z fighters stop the threats? or will the threats get what they want?

The Viking-dragon war is still continuing on Berk and it is getting worst. Hiccup is trying to prove to his tribe that he can kill a dragon nut a mysterious man appears on Berk and he is here for one purpose to help Hiccup stop the Viking-Dragon war. Can the mysterious man and Hiccup stop the war? will the war still go on?. set during the first movie.