Meet your newest obsession: Jelle’s Marble Runs. The idea for the Marble League was simple enough: What if marbles competed in a series of events? A man in the Netherlands made it happen, and now, his Marble League is getting so much attention that it deservedly got a shoutout from “Last Week Tonight” host John Oliver. For all new fans, here are all the teams competing in Marble League 2020 and Marble League Showdown! But like most of us, Jelle’s Marble Runs has been facing some economic problems since the pandemic started.