The fourth season of Diablo 4 is finally here and there’s a ton of new content and loot changes for players to sink their teeth into. Among the new additions are Stygian Stones, which are key to acquiring some of the best loot in the game.How to get Stygian Stones in Diablo 4Players can acquire Stygian Stones from The Pit, a newly added location to Diablo 4. The Pit awards one or two Stygian Stones per run, but your overall goal is to collect three of them so you can use them to get access to better gear.What are Stygian Stones in Diablo 4?Stygian Stones are used to summon Tormented Echoes, stronger versions of normal bosses, in Diablo 4. It costs three Stygian Stones per summon of a Tormented Echo. You can summon a Tormented version of an eligible boss at their usual spawn locations.Stygian Stones are not the only material you need to summon a Tormented Echo, though. Below is a full list of materials required to summon each Tormented Echo in Diablo 4.Torm…