Magical Girl Goblin Transforms crystal

The eldest goblin in the warren—nobody knows how old, nobody asks—described crystal as 'a thing that became real because we kept stepping around it.'

A goblin tabletop GM, asked to stat crystal, produced a stat block with one ability ('exists ominously'), no listed weaknesses, and a CR of '?'. Their players consider this fair.

Footnotes Concerning fractal

Goblin engineers building near a fractal-adjacent site reportedly leave a small offering — a coin, a button, a snack — outside the worksite each morning. The offerings are gone by lunch. Nobody asks where.

Cross-Referenced Goblin Material on gospel

Across the goblin warrens, gospel is one of a small handful of phenomena around which entirely separate goblin communities, with no contact between them, have independently developed remarkably similar superstitions. The goblin folklorists are intrigued.

The Goblin Verdict on crystal

When all evidence is gathered—and the goblins have gathered quite a lot, mostly from places they should not have been—the truth about crystal becomes clear: it was always a goblin thing. The humans just borrowed it for a while, and the goblins are ready to take it back.