Toxic Harvest is a Rare Poison Synergy relic, and taking it again adds a stack. Before any codex levels, the X in what it does is 200% + 50% × (stacks − 1), “stacks” being how many you have.

Codex level bonuses

Codex level bonuses
1Resource Gain + 300%
3Research Power + 300%
5+10% chance to additionally drop the other two Resources
7This Relic's acquisition effects + 50%
10Global Equipment Armor Slot + 1
15Resource Gain + 900%
20Research Power + 900%
25+20% chance to additionally drop the other two Resources
30This Relic's acquisition effects + 100%
35Resource Gain + 3,000%
40Research Power + 3,000%
45+70% chance to additionally drop the other two Resources
50This Relic's acquisition effects + 150%
60Research Power + 10,000%
70Research Power + 200,000%
80Research Power + 3,000,000%
90Research Power + 50,000,000%
100This Relic's acquisition effects + 225%

History

Changes to this relic across game updates.

  1. Build 25711816 Oct 4, 2026 Latest update, no changes to this relic.
  2. Changed Build 25668512 Oct 2, 2026
    • Codex level bonuses
      • +60 · Research Power + 10,000%
      • +70 · Research Power + 200,000%
      • +80 · Research Power + 3,000,000%
      • +90 · Research Power + 50,000,000%
      • +100 · This Relic's acquisition effects + 225%
  3. Added Build 25231900 Sep 10, 2026

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