Better known as a Field Mission Half-Track, the desert jeep is used to transport Brains and Tin-Tin across the Middle Eastern desert in Desperate Intruder. After being airlifted in by Thunderbird 2. they drive the short distance to Lake Anasta were they meet up with the archaeologist Professor Blakely. The desert jeep also tows two caravans, used as base camp for the expedition. Main article: Field Mission Half-Track