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Diablo 4 Item Upgrades Items upgrades are upgrade components which can be added to armors, weapons and trinkets to gain a bonus. They are generally more expensive and require that the item be at the appropriate rank. Upgrades are not usually worthwhile for items with high requirements. This is especially true for items that don't roll a lot of variance like eth titans. Glyphs When you reach the 50th level, Blizzard’s action-RPG shifts from its streamlined campaign to the endgame. After level 50, the action-RPG in Diablo 4 moves from its simple campaign to the end