For 10 points, name this Old English epic about a warrior who slays Grendel.
This work's central character ascends to the throne after one leader is killed against the Shylfings. The title character of this work defeats Brecca in a swimming competition and wins the respect of Unferth after being taunted by him. Wiglaf accompanies this work's title character during his final battle against a dragon, which was preceded by several fights undertaken to save Hrothgar from a monster and his mother. For 10 points, name this Old English epic about a warrior who slays Grendel.
This work's central character ascends to the throne after one leader is killed against the Shylfings.
Beowulf