Holo-Tree

 is a limited-time decoration that was released on August 16, 2016, as part of the SciFi 2016 Event. It was a craftable item. Eight demos could be obtained for Robot Parts, those contributed to levelling up the 3D Printer. Once the demos are completed, additional ones could be obtained for Future Bucks.

Trivia

 * It can be placed on grass, pavement, dirt, beach, boardwalk, pier, the edge of boardwalk, or edge of pier.