Scrooge and Donald approach deadly Forbidden Valley... a lost world of live dinosaurs whom Donald once stampeded! Now the long-suffering locals get revenge by throwing Donald in with the dinos -- and only Scrooge can save himl! In "The Quest for Kalevala," Scrooge, Gyro, and Magica De Spell hunt for a legendary gold-making machine... and in "The Black Knight," master thief Arpin Lusene arrives to rob Scrooge's money bin -- or destroy it!