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Infected Mass [✫✫]
Tier 2 Crafting Ingredient
-45% Ingredient Effectiveness
(To ingredients above this one)
-45% Ingredient Effectiveness
(To ingredients under this one)
+200s Duration
Crafting Lv. Min: 104
  • Alchemism
  • Scribing

Infected Mass is a Tier 2 Crafting Ingredient and a Meta-Ingredient.


Infected Mass can be obtained by defeating Repurposed Hosts found in Void Valley. It can also be found in Loot Chests.

The following mobs can drop Infected Mass:


Infected Mass can be sold at a Blacksmith or from your Ingredient Pouch in exchange for Emeralds. It can also be traded to other players via the Trade Market or personal trading.


Main article: Crafting
Effectiveness Grid for Infected Mass
100% 55% 100%
100% 55% 100%
100% 55% 100%
100% 55% 100%
Grey: This ingredient will not be affected.
Green: This ingredient's effects will be amplified.
Red: This ingredient's effects will be weakened.
Purple: This ingredient's effects will be reversed.

Infected Mass can be used in the Alchemism and Scribing professions to grant the consumable a large boost to duration at the cost of lowering the effectiveness of the ingredients above and under it.

It is the second-best duration booster for Alchemism and the most powerful duration booster in Scribing.