I heavily suspect the Treehouse helped them in building these levels, because they’re clearly a step above from those they made previously.
☆ NintendObs Weekly – Monday, June 17, 2019 – Sunday, June 23, 2019.
…Wanna play? Buy a Switch.
And if you’ve already got yours, click on Super Mario Maker 2 for everything you need to know about the game. 😀