Winner of the Goodreads Choice Award 2017 for Best Middle Grade & Childrens! Loki the trickster god is free from his chains. Now hes readying Naglfar the Ship of the Dead armed with a host of giants and zombies to sail against the Norse gods and begin the final battle of Ragnarok. Its up to Magnus Chase and his friends to stop Lokis plans. Along the way they will face angry sea gods hostile giants and an evil fire-breathing dragon. But Magnuss biggest challenge will be facing his own inner demons . . .