Watchers will start appearing in the Underworld after you have entered the reverse realm and when a watcher is near it will play the wall of flesh boss music

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.