Glowing Stone

The Glowing Stone is a green crown-shaped stone and an item featured in ?.

It is a powerful artifact which can destroy the Swan Princess. The legend states:

In a coming day, there will be a Swan Princess.

She will usher in an age of goodness.

And in her presence

Pure evil will not survive.

Behold  the Glowing Stone

Must be kept hidden.

For if evil possesses it,

It will have the power to withstand

The presence of the Swan Princess

And destroy her.

In the movie, the Glowing Stone was hidden by a flying squirrel in it cave named Squirly (called by Odette). When Odette touches the silver box, the evil force known as the Forbidden Arts notice it. So he notice that Odette is the Swan Princess by only touching the box. So with the help of the flying Squirls they tried to keep it save so the Evil Force whould not hurt Odette. But then the Evil Force had it and sends off tod estroy the Swan Princess on his own.