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Decay Innovation Manual

From Diablo 4 Wiki

The Decay Innovation Manual are pages of themed recipes of affixes that can be applied to Legendary and Rare items at the Blacksmith. They randomly drop in any Difficulty and are stored in your bag until you click to learn them at which point they will be stored in your Codex of Power.

Decay Innovation
Magic
Utility

Helms, Chest Armor, Gloves, Pants, Boots, Shields, and Amulets.

Necromancer
Decay Innovation
Rare
Utility
  • +15.5 - 20.0% Blight Size
  • +26.0 - 35.0% Decompose Explosion Size
  • +13.0 - 17.5% Soulrift Duration
Helms, Chest Armor, Gloves, Pants, Boots, Shields, and Amulets.
Necromancer
Decay Innovation
Legendary
Utility
  • +13.5 - 22.5% Blight Size
  • +28.5 - 37.5% Decompose Explosion Size
  • +16.0 - 25.0% Soulrift Duration
Helms, Chest Armor, Gloves, Pants, Boots, Shields, and Amulets.
Necromancer


Changes to Decay Innovation Manual

Patch 2.0, October 8, 2024