IGN: It's a town: Enegek
Problem: Well, their town portal, once you go through has some sort of trap inside of it. My friend: @deno787 lost diamond stuff because you glitch and fall into the void once you go into the portal. The trap is just a piece of obsidian. But it kills you...
Evidence:
http://i48.tinypic.com/2h6gaph.png
http://i46.tinypic.com/2mww184.png
http://i48.tinypic.com/211w45c.png
http://i49.tinypic.com/wrzyw7.png

 

Thanks