Melopsum

 is a Witch who once ruled Comodo.

Her name is often mistranslated as Meropusum or Merlophechum.

Story
laid dormant within the Comodo volcano until she was awakened somehow years ago. With her power, she ruled Comodo, which became a haven for evil creatures. She was a huge threat to the people, but was defeated in the famous War of the Witch. Despite being defeated, the threat of still exists to this day.