It's been almost six years since the original release of Stardew Valley, and the indie farming RPG has only grown since then. Arguably the most important update that the game has received since launch is Stardew Valley 1.5, which introduced a massive array of new content and quests.
RELATED: Stardew Valley: How to Get Skull Key and Where to Use It
One of the more unusual items that released with Stardew Valley 1.5 is Ectoplasm, a translucent green material that can only be found by killing ghosts. Ectoplasm is one of the few items in Stardew Valley that only has a single use, and that's to complete a Special Order quest that the Wizard offers, called "A Curious Substance."
At the beginning of Fall on their first year in Stardew Valley, players will unlock the special orders board in front of Mayor Lewis' house. The board offers large gathering quests with valuable and often unique rewards. One of the quests on offer is "A Curious Substance," which is posted by the Wizard. To complete the quest, players will need to gather a single batch of Ectoplasm and bring it to the Wizard on time.
Ectoplasm can only be found by defeating Ghosts, and has a 9.5% chance to be dropped. Players will first encounter standard Ghosts on Floor 51 of the Mines, and they have a chance to spawn on each floor from there until Floor 79. This is probably the easiest place to find the Ectoplasm for the "A Curious Substance" quest, as these Ghosts are the weakest of their kind in the game.
There are also Carbon Ghosts and Putrid Ghosts that can appear in Skull Cavern or the dangerous version of the Mines, respectively. All three variations can drop Ectoplasm.
Ghosts are one of the trickier monsters in Stardew Valley, due to their ability to pass
Read more on gamerant.com