A knight in shining armor asks Thud and Blunder to join him on a heroic journey! But it leads to a deadly dungeon. The dungeon has lots of treasure! But it's guarded by the Ultra-Mega-Lich. The knight says he can easily defeat the monster! But his armor and sword look unused. How can two nine-year-old knights in search of adventure turn down such a Great Opportunity? Will the Ultra-Mega-Lich eat their souls? Will Thud and Blunder finally find fame and fortune? Find all the answers to everything--and MORE--in their greatest quest yet!