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Tidal Impunity is a HydroidIcon272.png Hydroid Warframe Augment Mod for TidalSurge130xDark.png Tidal Surge that allows Hydroid and all allies contacted by the ability to temporarily gain immunity to Status Effects, as well as removing already active ones. Also passively reduces Tidal Surge's base energy cost to 15.


Rank Duration Energy Cost Cost
0 8s 15 6
1 9s 15 7
2 10s 15 8
3 12s 15 9


  • This mod can be acquired by attaining the rank of Genius under Cephalon Suda, or the rank of Flawless under New Loka, and spending ReputationBlackx64.png 25,000 to purchase.


  • Duration is affected by Ability Duration.
  • Status effect immunity includes protection against stun, stagger, and knockdown which is reduced to a minor knockback effect.
  • Affected players are enveloped by water tinted with their selected energy color for the duration.
  • Reduces Tidal Surge combo casts to 7.5 energy.


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Patch History[]

Update 31.5 (2022-04-27)

  • Fixed Hydroid’s Tidal Impunity Augment Energy cost reduction not applying on the second and following casts.

Update 31.2 (2022-03-16)


As mentioned in our last Devstream, we set out to buff a selection of Augments that were underused according to our statistics. Our goal is to bring these Augments up to speed, and align them with our more popular Augments. The buffs below are merely additions onto what already exists in the game. This won’t be our only batch, so expect to see more Augment changes in the future!

Hydroid: Tidal Impunity
Before: Clears Status Effects and grants 12 seconds of Status Immunity for yourself and allies that come in contact with Tidal Surge.
New: Reduced Tidal Surge’s Energy cost from 25 to 15.

Update 28.0 (2020-06-11)

  • Updated the following Augment Mods to replace the terminology ‘Proc’ with ‘Status’:
    • Tidal Impunity

Update 25.8 (2019-10-01)

  • Fixed allies losing their Tidal Impunity buff if you cast Tidal Impunity elsewhere.

Update 25.6 (2019-08-08)

Tidal Impunity - Tidal Surge - Hydroid
  • Increase the duration of the immunity buff

Update 15.6 (2014-12-11)

  • Introduced.