Undines are minor water nymphs, native to the Black Mud Swamp region of Magix. They appear to the Winx throughout Season 1, but do not make appearances in the other seasons. Their main roles occur in episode 11 of season 1. In episode 11 of season 1, the Queen of the Undines asks the Winx to help locate a lost nymph who wandered off in search of naterials to make the homes of the Undines.