A general term for when an item is used to produce an effect and instead harms the user by accident.
This effect occasionally occurs in many Gnomish engineering devices as well as a few other items.
Examples of items capable of backfiring include (but are not limited to):
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.