Eventually they come across a different cave. It does have some ores in there, but there is something ominous about what's inside.<br/><br/>"Hey, I think I see a cave there!" Morty points at one, "But I don't think we should go in there--"<br/><br/>"AWWW YEAH! JACK-(BELCH)-POOOOT!!" Rick cheered, "Now listen, one of you will have to inspect that cave. If there's<span style="font-style: italic">anything</span>inside, then give me a hollar. We'll be swimming in crystals for a loooooong time."