1. Consisting of a pulley mounted on a cable between two poles or platforms set on an incline, they are designed to allow a person to use gravity to travel downhill, and can either be made short and low to the ground for children or progressively higher and steeper for fast speed travel & recreation for adult thrill-seekers.
EX. Mega Mewtwo Y's head does seem to inspire some weird and embarrassing explanations in the minds of Pokémon fans. For example, this artist saw an opportunity for Kangaskhan and her joey to have some fun on a zip-line designed in the image of Mega Mewtwo Y.
Unfotunately, Mega Mewtwo Y is not amused by such petty and limited perspectives.