Kamen Rider x WinX Club: The Rider of Alfea

Magix is a magical planet as well as the name of the major city located on it. Magix is located at the center of the Magic Dimension, making it its capital, as well as the "Crossroads to All Magical Dimensions."
The Magic Dimension is a dimension located very far from Earth that contains different magical realms and planets where magic is everywhere and it is inhabited by many magical creatures.

The foundations of all the realms of the Magic Dimension are the three pillars found in the Infinite Ocean.

Earth is the third planet of the Solar system, located in the Milky Way Galaxy, and is the home world of the human race. In the history of the universe, Earth has proved a focal point of galactic events and often the battleground of wars involving generations of spandexed heroes and, to an equal extent, armored heroes who sometimes bear insect themes.

Three quarters of the Earth's surface is composed of water.

But there we're warriors since 70's there were warriors named Kamen Riders and Super Sentai, those who can transform by tecnology, ancient power, magic, ninja technique, dinosaurs, etc., are heroes who will be chosen those who jave a good heart to protect earth, they defended Earth over decades and generations, for humanity they were known as the legendary heroes.

But there was a boy who will have to go to the Rider and Sentai worlds and the magic world.