You’re just dead and one time I turned the corner and to my horror there was one of those things just there and it just looked at me and I was dead and flying through the air

If someone, like the ARK Wiki, tells you that the Megatherium exists on Scorched Earth, you have unfortunately been lied to.

They are experts at simply not spawning. With that being said, on the off chance that one does spawn, trap it and tame it immediately before the opportunity is lost.

They are capable of killing Death Worms with bug buff at relatively early levels, making them perfect for grinding experience from Death Worms. They are also great at gathering massive amounts of Chitin from the residents of the Desert, and Chitin can be used to craft Cementing Paste, making it very useful.