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Strain Infection is a set mod that increases the critical multiplier of a melee weapon based on the number of grown Cysts.

Stats[]

Rank Critical multiplier Cost
0 +5% 6
1 +10% 7
2 +15% 8
3 +20% 9

Set Bonus[]

This mod is part of a set, whose set bonus increases with each additional mod equipped from that set.

Strain Set: The Helminth Charger grows cysts every X seconds that erupt every 25 seconds to spawn a maggot that seeks out and attacks enemies.

Mods Equipped Cysts Duration Averaged Bonus
1 2 6s 5.7%
2 4 12s 24.6%
3 6 18s 44.2%
4 8 24s 64%

Drop Locations[]

Mission Drop Tables

Mission Type Source Rotations
or
Drop Table
Chance[1] Quantity[2] Avg. per roll[3] Star Chart Nodes
Profit-Taker Bounty Profit-Taker Orb Bounty Phase 3 A 1.25% 1 0.0125

Enemy Drop Tables

Enemy Drop Table Chance[4] Item Chance[5] Chance[6] Expected Kills[7] Quantity[8] Avg. per roll attempt[9]
Armaments Director 5% 25% 1.25% 80 1 0.0125
Sentient Research Director 5% 25% 1.25% 80 1 0.0125
Vivisect Director 5% 25% 1.25% 80 1 0.0125

Sourced from official drop table repository.

Notes[]

Patch History[]

Hotfix 29.5.4 (2020-11-25)

  • Fixed Nidus’ Virulence not benefiting from Volatile Maggot / Strain Maggots.

Update 25.1 (2019-06-05)

  • Fixed Strain Mod Maggots Energy color persisting as default.

Hotfix 25.0.8 (2019-05-31)

  • Fixed Maggots from Strain Mods not using the proper emissive colors.

Update 24.2 (2018-12-18)

  • Introduced.

Last updated: Hotfix 24.2.2 (2018-12-18)

  1. Chance to roll item within drop table
  2. Amount rewarded on successful roll
  3. (Quantity × Chance)
  4. Chance to roll drop table
  5. Chance to roll item within drop table
  6. (Drop Table Chance × Item Chance)
  7. (1 / Chance), see WARFRAME Wiki:Expected & Nearly Guaranteed Numbers for more details
  8. Amount rewarded on successful roll
  9. (Quantity × Chance), average item quantity on a roll attempt (successful or not)
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