Materials
33 materials: ores and Earth Essence for equipment upgrades and sockets, plants for potions, boss materials for +9 and +10 upgrades, skulls and keys that open maps, Soul Shards, Mythic Tokens, and the Gold Bar and Consecration Stone commodities.
Where materials go
Upgrade costs
The ores each rarity takes for every upgrade from +1 to +10.
Boss materials for +9 and +10
Upgrading a Rare, Legendary or Divine item to +9 and to +10 takes 1 of its slot's boss material on top of the ores.
Potion recipes
The materials the Alchemists craft potions from.
Sockets
The Earth Essence and gold each socket costs.