Significant tales from the Norse saga describe the bravery of their heroes, particularly in the narratives involving Sigurd and Beowulf. Sigurd is celebrated for slaying the dragon Fafnir, demonstrating extraordinary courage and skill. Beowulf's battles against Grendel and his mother emphasize themes of honor and valor in the face of monstrous challenges. These sagas imbue bravery with cultural meaning, showcasing how heroic deeds shape the values and identity of Norse society.