42 The Guardian of Shadows » by M.R.Roth It's Hiccup and Jack's Fifth Year at Hogwarts. 20 years have passed since the Second Wizarding War. As the two boys fight their feelings for each other, a dark order of Obscurials is on a desperate quest for destiny and blood searching for a hidden prophecy that can change everything. War is coming, friendships will be tested, and no one is safe. Hijack-Frostcup

9 Guardian: The Last Winter Caster » by Snow32Lily Together with the help of his friends, Hiccup and Snotlout, among others picked up along the way, Jack must learn all four seasonal disciplines and defeat the Lord of the Summer Nation before it's too late. Avatar: The Last Airbender AU with characters of HTTYD, Rise of the Guardians, Brave, and Tangled. Female!Hiccup.

7 Autumn Magic » by JakeTheStoryTeller Jack met a certain brunette one day sitting on top of a rock, singing, and reading a book. This spot was only a few minutes away from the lake where he had drowned when he was alive. Jack couldn't explain it, but he felt a connection to the boy.

30 Frosted Dragons » by Blaze57 During a battle with Pitch Jack is pushed through a portal that transports him to Dragon's Edge. There he encounters new friends but also a new enemy. Jack will need the help of the riders in order to get back home before it's too late.

148 Dragon Boy » by Valledorthedragon A snowstorm spooking Toothless wakes Hiccup up in the middle of the night but what was it about it that scared his Night Fury? The next day the find a white dragon lying close to death on the ground. Four days after they rescued the dragon a boy around the age of seventeen shows up with white hair. Who is this boy- and how does he know the world of dragons like he was a part of it.

Ran From Home, But Flew Into Another by MoonFairy425 No comment. This is just some weird idea I thought of and thought someone would want to see what happens. Also it's a Jack Frost x Hicó Haddock (Female Hiccup Haddock III)

1 Where the Road Starts » by Bananaboat2009 The room, if you can call it that, is huge, with a ceiling that seems to go on forever, and a sea of chairs that stretches across the room. He takes a step back, away from his village, and he notices he's not alone.

The Big Four Part 2 » by Blue J Evergade Suite de The Big Four Part I. Quand Jack disparaît sans donner de raison ou laisser de traces, le monde d'Hiccup s'effondre. Et malheureusement pour lui, ce n'est que le début des ennuies.

1 The will to protect » by The DragonShepherd After a falling out between Hiccup and Jack, Hiccup hides away into the forest only be be abducted by Alvin. Worried for his safety, Jack and the dragon riders chase after him, but they soon find out Alvin is the least of their problems. A new foe arises and an old enemy will not rest until he sees Jack and the guardians destroyed using the power of the Dragon Conqueror. Friendship

mutation by Antares23 Hiccup savait habituellement anticiper les choses, mais il ne s'attendait certainement pas, en rentrant du travail, à tomber sur un inconnu en plein milieu de la foret, surtout si cet inconnu porte une étrange blouse de patient d'hôpital et ne peux pas parler. Et Hiccup s'attendait encore moins à se retrouver entraîné dans une aventure digne d'un film de science fiction.

1 Rise of the Brave Tangled Dragons by ArkaneAuthor666 The big 4 are in the modern day era when suddenly they become the seasonal spirits. now they must learn how to juggle their mortal and spirit lives. This is going to be written as the format of a tv series, not a script though

45 The Rise of the Brave Tangled Dragons: The Rise » by Daniel Letchford Pitch Black is back, and Guardians can't stop him. Only Jack Frost can leave his world to go after him, along the way he will make his own Guardians. The Big Four will Rise. But it won't be easy. (I don't own any of the movies or characters, I just write the fanfiction)