Striving to perfect your weapons in Season of Loot Reborn, Diablo 4 players can't do without new resources, including Ingolith. This material is the second most valuable material used in the Masterworking system, which is much more challenging to obtain than Obducite, but easier than Neathiron. However, if you are trying to increase your equipment from rank 5 to 8, you should know how to find Ingolith in Diablo 4.