Beowulf's Dark Side In Beowulf, Beowulf, the great warrior, encounters three supernatural creatures that reveal the true dark side of human kind. Beowulf encounters these creatures with the driving force of greed and heroism. All of the monsters go through some events that cause them to change their behavior. Beowulf trying to fix all of those problems falls in the same "dark side" that the monsters did. The motivation of there battles reveals the dark side of man - jealousy, revenge, and greed. At the beginning of the book, Grendel attacks Herot because of jealousy. He is woken by the songs that Herot sings when th