Magic gems found in the gravity falls forest. When exposed to light, it emits a beam capable of growing or shrinking an object. No one knows how, though, as the cave was presumably destroyed during weirdmagedon. Apparently, one side emits a blue ray that grows stuff, and the other emits a pink beam that shrinks stuff.

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.