After Jack becomes apprenticed to a Druid bard, he and his little sister Lucy are captured by Viking Berserkers and taken to the home of King Ivar the Boneless and his half-troll queen, leading Jack to undertake a vital quest to Jotunheim, home of the trolls.
(card catalog description)
Original title: The Sea of Trolls
Genre: Fiction→ Children & Young Adult→ Fantasy
Fiction→ Children & Young Adult→ Historical Fiction→ Europe