|Episode:||Eye of the Beholder|
|Show:||Mystic Knights of Tir Na Nog|
Water Creature - A Plesiosaurus/Water Dragon-resembling creature with a long tongue that dwells in the waters in Valley Long. Queen Maeve had it attack Rohan, Ivar, & Angus. It ended up swallowing Ivar. Rohan & Angus tried to get the monster to swallow up Ivar's trident. With Deirdre's help, Ivar got his trident & used his trident to get the Water Creature to spit it out before the Water Creature was destroyed by the Mystic Knights.