They've made a bunch of real stuff, and also do weird stunts. For example I really really loved their ATM leaderboard at Art Basel: https://www.youtube.com/watch?v=BKeFWA5etkw - Diplo got first place for a little while but was dethroned the next day: https://www.youtube.com/watch?v=SwfIspLAiLw&ab_channel=tadje...
They've made some wild shoes: https://www.youtube.com/watch?v=qNAsx7kQ6PM
https://www.youtube.com/watch?v=s0KHuSctqtg
Coffeezilla covered them a couple of years ago:
https://www.youtube.com/watch?v=7ZKGJCbP6Y
As I said when this was posted yesterday, I'm for sure a fanboi.