Star Butterfly

Star gets kidnapped by monsters when she goes looking for her parents.

TV Movies

 * The Battle for Mewni - cocooned by Ludo's spider, followed by being shackled in the castle dungeon.

Television

 * S02E06 Friendenemies; Tangled up in Christmas lights, struggles to get herself free by using her teeth.
 * S03E13 Sleep Spells; Chained to her bed by Marco to prevent her from entering her dreams.