Watch S1, EP3: The Princess and Forbidden Knowledge with Fubo for $0 Today
Princess Syalis meddles with forbidden magical items and causes total mayhem for the Demon Castle.
Princess Syalis meddles with forbidden magical items and causes total mayhem for the Demon Castle.
How to watch
More episodes
Sleepy Princess in the Demon Castle
S1, EP1 "Sleepless Princess of the Castle"Princess Syalis is abducted from her home of the Nation of Goodereste by Twilight the Demon King; despite the horrors lurking in the Demon Castle, all Princess Syalis wants is a good night's sleep.
Sleepy Princess in the Demon Castle
S1, EP2 "The Princess and Furious Fluff"As Dawner the Hero faces perilous obstacles to rescue Princess Syalis, the princess continues to find creative ways to sleep more comfortably in the Demon Castle.
Sleepy Princess in the Demon Castle
S1, EP3 "The Princess and Forbidden Knowledge"Princess Syalis meddles with forbidden magical items and causes total mayhem for the Demon Castle.
Sleepy Princess in the Demon Castle
S1, EP4 "The Princess, Destruction, and a Short Journey"Fed up with her circumstances at the Demon Castle, Princess Syalis goes to great lengths to add luxuries to her castle prison.
More anime shows
See allPokémon the Series: The Johto Journeys
Pokémon trainer Ash Ketchum travels to Johto with his friends Brock and Misty. As the trio continues its Pokémon adventures, they meet new friends, new pocket monsters, and do their best to outwit and outmaneuver their perennial nemesis, Team Rocket.
Speed Racer
An 18-year-old driver from a family of motorsport fans competes in various international races with his high-tech Mach 5.
Bakugan
When Bakugan brawls are banned and driven underground, Dan Kouzo and his friends decide to form their own clan and fight for what they believe is right.
Yu-Gi-Oh! GO RUSH!!
Twins Yuhi and Yuamu Ohdo believe there's alien life beyond the stars, even though their attempts to prove it have only ended in failure; their hard work and dedication are about to pay off when an extraterrestrial finally arrives on Earth!