If a guy knows a tamed pooping-robot, he might want to stick one of these on a trailer kinda like this
https://www.thingiverse.com/thing:3857245
https://youtu.be/8HU2aZumxQQ
It's a Vertical Mast trailer. He's setup to run 2 or 3 of the LED name tags. It could probably be adapted fairly easily?
https://www.thingiverse.com/Goodsons...scaler-trailer mr goodson has several other cool trailer designs that might be adaptable.
Looks to be designed as scenery for 1.9" rock crawlers. I haven't tried it, no connection to the maker. Looks pretty sweet if it works though.