Ceffyl Dwr (Welsh) - Related to both the horse-like Kelpie and the Fae Mist elementals known as Brollachan, the Ceffyl Dwr is a horse monster that can turn itself into a misty form. Often using it's solid form to attract riders, then fly up into the sky and turn into mist so the rider falls to its death. They are known to devour their victims afterwards.
The Nanaue Origins: Hawaiian Folklore Morphology: A humanoid shark with arms and legs. Why it’s awesome: It’s a land shark! Set one of these things on your opponent and they’ll run away with their tail between their legs.
Kokko- Finnish myth: a giant eagle made of fire and iron. Once there was a sorcerer named Louhi who stole the light from the world. But Ukko, a supreme god, used kokko's feathers to strike a spark and bring light back to the earth.
Ikuchi- Japanese myth: a giant sea serpent that spills and adhesive oil out from its skin. If a ship comes into contact with one, it would take 3 hours to pass it. It is described as a giant eel that was once a person who drowned and that now wants more to join them.
Mboi Tui - One of the seven legendary monsters of Guarani legends, who patrols the swamps and protect amphibian life. It is said that the Mboi Tui lets out a horrible squawk which can be heard from afar and instills fear in all who hear it
Hrökkáll- Icelandic myth: a dead and rotting eel that was reanimated by a wizard. It, and it's offspring, have sharp scales oh their sides. They use those to slice off appendages that they curl around. They also secret an acid that corrodes most things.