THUNDERCATS is an action game developed by Aspect and released on Nintendo DS. After generations of prosperity and peace, Thundera has fallen into despair. The once proud nation was led into ruin by the Lizard army and its leader, the evil sorcerer Mumm-Ra. Become Lion-O and battle Mumm-Ra and his evil forces as you run, jump and slash your way through action from the new animated series. Wield the legendary Sword of Omens and call upon your faithful companions in this epic, side-scrolling adventure.