The Shaggedy is a monster who appeared in the book Here Comes the Shaggedy.
It has the capability to fight other monsters.
Whenever it is summoned by someone, The Shaggedy will do whatever the person commands it to do and it will always help its "master" out when he or she is in trouble. It has also been determined to not let anyone else find out about it and lead a normal life, which is why it became the two boys, Zeke and Decker. The Shaggedy only attacks someone if they pose as a threat to it.
The Shaggedy is a massive creature with reptilian skin, red eyes and dirty water, mud, and twigs hanging from itself.
As Zeke and Decker, two boys, it becomes posed as twelve years old, Caucasian, short and chubby with blond hair and blue eyes.