Mousehole to the Centre of the Earth

When Uncle Bernie arrives with his amazing Mechanical Mole machine, the Adventuremice embark on an exciting quest to explore an underground cave world filled with peculiar sights like tiny, twisty trees and miniature pterodactyls. However, their adventure takes a turn when they encounter a formidable HAMSTERSAURUS REX. The team must figure out how to protect the anxious local cavemice from this giant creature, while uncovering the truth behind its nature.