🚷custsf

If you want to go to the other custsf article, click here: Custsf

is a cosmic entity that doesn't allow things to cross in a Ketabsoverse called KB 79381. It is a bad Ketabsoverse and the only thing different in this Ketab is that something cannot leave or enter that Ketab because of.

We don't know what the creature looks like, but squares have been knowing that creature exists. Squares think looks like a KB-79381-Dimensional ring (for example, a hollow sphere is a 3D ring and a hollow circle is a 2D ring) and it is made from atoms the diameter of 5500 ly.

Naming
The name of is a reference to Miner's discord custom status. The name was chosen because the emoji means "no pedestrians", or "no crossing", and you can't cross KB 79381.

3 days after the name was chosen, KB 79381 was named Costsefia, or 🚷verse.