In Anglo-Saxon times stories were told showing courage in warriors, generosity in kings and the good nature in all people. Beowulf highlights the effect of the spread of Christianity during the early paganistic times that value heroism and bravery above anything else. Beowulf represents that honor is gained during life through good deeds, which Christianity affirms that glory is given in the afterlife. Christian beliefs tie in with each brawl that Beowulf has with the three key creatures, showing that the author wrote Beowulf to instill Christian values in readers.

Grendel, one of the creatures that Beowulf fought was introduced as horrible and helps the Christian influence of Beowulf being a major hero. Grendel is seen as a terrible monster, which makes Beowulf appear even more marvelous because he defeated the horrendous monster (Grendel). Because "he was spawned in that slime, conceived by a pair of those monsters...