One of the rocket parts they had in Kerbal Space Program was a gigantic wheel. I guess for you to make gigantic rovers for. The in-game description of this thing was

The RoveMax Model 3 was developed in total secrecy by Kerbal Motion's R&D team over the course of a year and a half. When it was finally revealed to the company's chairman, he stared in shock, screamed 'WHY', and subsequently dropped dead on the spot.

Since the day I ruined my own life I hadn't laughed at anything as hard as I laughed at that.