This ghost underwent some kind of reaction during a Spirit Storage explosion, and now it's been crystallized inside a solid block. Maybe one day scientists will extract its DNA and make a theme park of ghosts. Probably not, since ghosts don't have DNA.
Crystallized Ghost price in Growtopia: sells for about 5/WL (median of 104 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: PIP0, NUOXP, LKARD, UIXL, VURTAG