It is made out of mud and can weigh from 300 to 780 kg.
Mud Monsters remain submerged day and night until small children come close to the water, in wich case the large monster will come out of the water and suck the children into it's large round mouth.
(often used by parents to scare their children away from water.)
Today I heard wonderfull stories about large beasts made out of a brownish mud who ate children.
I was curious to the extreme and thus I confiscated a child form the locals. We brought the child to the water and ...
By Elizabeth's hairy balls, A Mud Monster came out of the water! The child was sucked into the thing and we ran back to the village like girls. Afterwards me and my men had a cup of tea.
_ Lord Billy von Whale's diary
Jethro: Yeah, what is it?
Jake: Pa says it's a Mud Monster!
Jethro: Hurry, you get the net and I'll get the shotgun!
Jake: This Mud Monster'll look great on my wall!
Jethro: Uh-oh, we were beat to it. Some of those ghosts got 'im again.
mudmonsters incorporated forever!