The Philosopher's Stone and the Guardian

Ein showed the dwarves and the goblins the blueprint of how they would proceed with their mining.

"Starting right now, we'll be mining not for ores but for the philosopher's stone," Ein announced.

The surroundings became excited upon hearing that they were about to hunt for a legendary artifact. However, at the same time, they became worried too. Looking for such an OOParts was similar—no, it was worse than looking for a needle in a haystack.

"Don't worry, everyone, I have a plan!" Ein announced as he showed them a pair of reading glasses. "With this here, we would be able to shave off a lot of time from searching!"