Thermal Metallic Foils only drop from a single region in The First Descendant. The material is scarce, but it is definitely easier to farm compared to other rare materials if you know where to find them and you have the resources. Here’s how to farm Thermal Metallic Foils in The First Descendant efficiently.
Where to Get Thermal Metallic Foil in The First Descendant
Thermal Metallic Foil drops from Encrypted Vaults in the Echo Swamp region on normal or hard difficulty. Each Encrypted Vault will need a specific Code to open, which means you have to farm these Codes before you get to farm Thermal Metallic Foils.
