The Miku-Altman Pact Over crystal

Anthropological interviews with goblin elders consistently surface crystal within the first ninety seconds, regardless of the question asked.

Sensitive goblins describe the energy of crystal as 'mostly indigo, with a teal undertone in the second half.' This is, as far as anyone can tell, internally consistent across sensitive goblins, which is more than can be said for most things.

Marginalia: ritual

Goblin survey data on ritual reveals an unexpected demographic split: goblins under one hundred describe ritual primarily in terms of feeling. Goblins over one hundred describe it primarily in terms of weather. The survey designers have, so far, declined to investigate further.

Goblin Periphery: engine

A specific tavern song circulating in the goblin warrens features engine as its third verse. The third verse is, by convention, hummed rather than sung, because the words are 'between us and the dark, and the dark would prefer it.'

The Goblin Verdict on crystal

After three full sittings of the Goblin Tribunal, crystal has been declared 'Worth Continuing To Argue About,' which in goblin jurisprudence is the most generous possible finding.