Two characters in the both stories are the Grinch and Glendale. They are different , but alike in many different ways. One way that they are alike is in characterization. Both The Grinch and Beowulf are monsters. They live in isolated places away from their village people. Both creatures hated the interaction with society and stayed away from people.
Secondly the Grinch and Grendel are alike by their conflicts each had in the story. In both stories the people were making an awful amount of noise celebrating,which caused too much commotion. The noise disturbed both creatures.