CarlSagan42 | How Scary Can Mario Maker Really Be? COOL LEVELS! @CarlSagan42 | Uploaded November 2022 | Updated October 2024, 2 days ago.
I stream at twitch.tv/carlsagan42 -- follow me if you want to know when I go live!

Support me and my science projects: patreon.com/larlslab

My SCIENCE YT CHANNEL: youtube.com/channel/UC5KJaXK5Yn7P-2RX-xk4RpA

My editor Dave uploads hilarious videos: youtube.com/channel/UCR15t1wPwHWCSNrN8WA-Prw

Merch: designbyhumans.com/shop/CarlSagan42

Outro song by TanukiDan: youtube.com/watch?v=mm8Jqcqq0LA

Twitter: twitter.com/Carl_Sagan42

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