This incredible machine was invented a hundred years ago, and still runs on Steam power! Drop Ghosts-In-A-Jar in front of it, then provide it with Steam power to store the ghosts. Warning: If you overload the device, it may explode!
Spirit Storage Unit price in Growtopia: sells for about 3 WL, buyers pay about 2 DL 66 WL (median of 125 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: S330, GHEMO, NOPALRUSH, CEMME, LKARD