During a trip to Wingmaiden Island to find a Dragon Eye lens, Snotlout challenges Hiccup's leadership; on another island, an unlikely romance blooms.

Stoick and Hiccup are led on a wild goose chase in search of willow bark for medicine, leaving Berk vulnerable to an enemy attack.

A sketch in an old diary leads Hiccup and Fishlegs back to Vanaheim, where they help Dagur search for his missing father, Oswald the Agreeable.

Ruffnut refuses to become Throk's bride because it would mean leaving her twin; Tuffnut fakes his own death.

After Stormfly tangles with poisonous Slitherwings while defending Garff, Astrid risks her own life to get an ingredient to make an antidote.

An unlikely ally helps Hiccup uncover Singetail behaviors that can be exploited to conquer the Flyers; overconfident Krogan makes a strategic error.

While hunting for gemstones needed to complete the Dragon Eye 2, Hiccup learns an old friend isn't who he seems; Dagur faces a bully from his past.

When Heather goes to meet a man claiming to have seen Oswald, she walks into a trap that forces the Dragon Riders to pay an unexpected price.

The Riders flee to Berk, where Stoick's plan for defeating the Flyers -- which requires a painful sacrifice -- spurs Hiccup to seek an alternative.

After a group of Singetails ambushes the Edge the Riders quickly take flight to ward them off, but they are surprised when they get a closer look.

When a pair of outcasts visits the Edge seeking Thor Bonecrusher's help, Fishlegs allows Snotlout to hypnotize him to evoke his mighty alter ego.

The twins disobey Hiccup by following a retiring Eruptodon to its final resting place, Vanaheim; while there, they learn why no human has gone there before.

When a tribe of winged women rescues Snotlout from a storm, he thinks he has gone to Valhalla -- until he learns he is going to be their dinner.

The Riders accept an invitation to Berserker Island, where they reunite with Heather, Dagur and a young familiar face; a sudden revolt interrupts the reunion.

As the Riders investigate why traders are disappearing from the Northern Markets, Hiccup and Snotlout fall victim to a treasure-hoarding dragon.

While trying to stabilize he volcano that threatens to destroy Dragon's Edge, the Riders discover troubling evidence of new Hunter activity.

Viggo has kept his promise about the dragon eye, but Hiccup wonders if he can really trust him as an ally.

Hiccup's and Snotlout's dads put aside their differences and help their sons defend a storehouse against an unexpected invader.

When Fishlegs is left in charge, and things get out of hand, he seizes another chance to prove he can be a leader.

After planning for months, Hiccup tries to capture the dragon eye from Viggo, but finds someone beat him to it.

A powerful lightning storm causes a fire in the stables; an injury leaves Astrid unable to see.

Hiccup and his dragon, Toothless, have graduated from experienced riders to confident defenders along with the rest of their group. Now they face a surprising enemy, rare dragons and exciting adventures in their defense of the Viking island of Berk. The kids develop their new dragon knowledge and flying skills and form a secret Dragons Fight Club in order to battle familiar foes and an unforeseen villain that emerges. Through it all, the group learns the important lesson of not taking one's dragon for granted.

Mickey Mouse takes on new adventures finding himself in silly situations in different settings.

Based on a line of popular toys, this limited series features four ninja warriors -- Kai, Zane, Cole and Jay -- battling dark Lord Garmadon and his skeleton army. The warriors are willing to go to the depths of the underworld to retrieve the fabled golden weapons of Ninjago.

Twelve-year-old Finn battles evil in the Land of Ooo. Assisted by his magical dog, Jake, Finn roams the Land of Ooo righting wrongs and battling evil. Usually that evil comes in the form of the Ice King, who is in search of a wife. He's decided he should wed Princess Bubblegum, though she doesn't want to marry him. Still, he persists in trying to steal her away, and Finn and Jake, along with Lady Raincorn (a cross between a unicorn and a rainbow) do their best to keep her from harm.