As players look through the list of new items in Dredge's recent "The Iron Rig" DLC, they will notice a new item required for many: the Dark Canister. Many of the expansion's best new items require this new crafting material, and it can be slightly tricky to determine just how to get them, especially early in your DLC playthrough. This guide will explain the process, noting exactly when and how you can get Dark Canisters in Dredge's "The Iron Rig" DLC.