Makyou Densetsu Acrobunch

The Randou family, led by scientist Tatsuya Randou, travels the world to locate ancient ruins and uncover the legend of Quetzalcoatl, which supposedly leads to a valuable treasure. Gopurin, a rival organization, also seeks the treasure and pursues the Randous. The family has a secret ally in Acrobunch, a super robot. A global chase ensues as the Randous and Gopurin compete to find the treasure first.