Harold Monster

Harold is a blue monster that eats A LOT.

'''Harold has eaten many things like Viper The Snake, Tissues, Ed Monster and even his own hand. He first appeared in the video "Inch Worm." In this video, Harold eats Viper.'''

'''Harold had many videos dedicated to him, like "Harold's Box," "Harold's Hand" and "Puppet History: Harold Monster." '''

At the moment, Harold is a retired character, however, he may make future cameos.