Sewer monster

The sewer monster is a character who appears in the episode "The Krabby Kronicle" and the online game A Mission Through Time.

Description
The sewer monster looks similar to a mutated baby and has seven limbs, two of which come from its tongue. It is dark purple with a teal tongue. It is bigger than the Dirty Bubble and smaller than the giant fruit fly.

Role in episode
When walks around Bikini Bottom looking for something to write as an article for the Krabby Kronicle newspaper, he sees the identity thief robbing a bank, Big-Mac Lemont and the tough green fish destroying a boatmobile, and then the sewer monster. Despite these significant events, SpongeBob ignores them.