File:Bad key machine.jpg

Summary
Illustration of the bad key machine from the [https://starmen.net/merchandise/guides/sfswstrategy.php Mother 2 strategy guide]. Scan originally from Starmen.net, and cropped by me.

This is a more serious take on the item, but I actually prefer the EarthBound player's guide depiction a lot more, burst out laughing when I first saw it