Legends Unite: The Interdimensional Odyssey

Legends Unite: The Interdimensional Odyssey is a crossover fanfiction that combines the children's book series Magic Tree House, the Sonic the Hedgehog cartoon series Sonic Underground and Sonic SatAM, and the video game Rayman 2: The Great Escape.
==Plot==
In "Legends Unite: The Interdimensional Odyssey," Jack, Annie, and their new friend Constance Mizuno discover a mysterious portal in the enchanted Magic Tree House. When they accidentally activate it, they are transported to a fantastical realm where different worlds collide. 
As they arrive, they find themselves in the midst of a conflict involving the Sonic Underground, Sonic SatAM, and the inhabitants of Rayman's world. Dr. Robotnik, seeking to gain control over the power of the Magic Tree House, has joined forces with the villainous Admiral Razorbeard from Rayman 2: The Great Escape. Together, they plan to conquer all dimensions and wield unimaginable power. 
Realizing the danger that awaits, Jack, Annie, Constance, Sonic, Sonia, Manic, Rayman, and their allies must form an unlikely alliance. They embark on an epic interdimensional odyssey, working together to restore peace and harmony across the realms. 
Throughout their journey, the group faces thrilling challenges, explores diverse landscapes, and encounters iconic characters from each world. Jack's knowledge of history, Annie's bravery, Constance's cultural insights, Sonic's speed, Rayman's agility, and the determination of the Sonic Underground all play essential roles in their quest to stop the tyrannical duo. 
As the team delves deeper into the adventure, they uncover the true origins and secrets of the Magic Tree House and its connection to their intertwined destinies. Friendship, courage, and the power of unity become their guiding forces as they strive to save all dimensions from the clutches of evil.
==Characters==
*Jack Smith
*Annie Smith
*Constance Mizuno
*Morgan Le Fay
*Merlin
*Teddy
*Kathleen
*Sonic the Hedgehog
*Miles "Tails" Prower
*Knuckles the Echidna
*Princess Sally Acorn
*Bunnie Rabbot
*Antoine D'Coolette
*Rotor Walrus
*Dulcy the Dragon
*Manic the Hedgehog
*Sonia the Hedgehog
*Dr. Robotnik
*Snively
*Sleet
*Dingo
*Queen Aleena Hedgehog 
*Bean the Dynamite
*Rayman
*Globox
*Admiral Razorbeard
*Teensies
*Ly the Fairy
Category:Crossovers
Category:Fanfiction
Category:Magic Tree House
Category:Sonic the Hedgehog
Category:Rayman
Category:Sarah West's Ideas