To find this mob in-game, use BACKSPACE to open the World Search window, then enter Giant Sewer Cockroach in the Search field and click "Search". Remember, the field is case-sensitive and must be entered exactly as shown.
Nobody can look directly at it without breaking into goose bumps all over their body. The point that should be kept in mind is this: it will eat absolutely anything. That includes the rancid socks of adventurers who don't believe in putting on a fresh pair every few months... Once dropped into its mouth, not a single trace of you will be left behind.