Shield Sheafson is a great king, the founder of the Danish royal line. He started as an abandoned infant but became a strong leader. Who is Shield Sheafson? Card 2 Shield Sheafson died and was sent off in a boat on the sea, with treasures, just like he was found as a baby. How did Shield Sheafson die?: Card 3 Heorot is a mead-hall built by King Hrothgar to celebrate his success. It's a place where warriors gather to drink and listen to songs.: What is Heorot? Back: What is Heorot? Card 4 Front: Grendel is a monster descended from Cain, who terrorizes the Danes for twelve years. He attacks Heorot at night and kills the warriors. Back: Who is Grendel? Who is Grendel? Beowulf, a hero from Geatland, hears about Grendel's attacks and decides to help King Hrothgar defeat the monster. Back: Why does Beowulf travel to Denmark?