Theorylytics

Hydroid

Surge Immunity

Tidal Impunity Travel

Frame
Hydroid
Forma
4
Playstyle
Helminth
Keep 2 · Tidal Impunity

Tidal Impunity Hydroid - wave travel with shared status immunity, then Barrage and Plunder when you land on Steel Path packs.

Build dossier · Surge Immunity

4 Forma

Loadout

Aura + Exilus on top, then eight general slots in two rows of four.

Arsenal

Playstyle

Tidal Impunity — Surge for invulnerable travel and shared status immunity, Barrage / Plunder when you land.

Passive abilities

Enemies damaged by Hydroid become Deepened — further hits strip armor. Plunder spends those Deepened marks for armor and Corrosive damage for you and allies.

Active abilities

  • 1 Tempest BarrageRain explosive water. Viral Tempest adds Viral procs to the barrage.
  • 2 Tidal SurgeDash as a wave — invulnerable travel and status cleanse. Tidal Impunity shares the cleanse.
  • 3 PlunderCash Deepened marks for armor and Corrosive damage. Rousing Plunder shares loot/buff fantasy with the squad.
  • 4 Tentacle SwarmKraken tentacles hold packs. Pilfering Swarm adds loot chance on tentacle kills.
  • Augment: Tidal Impunity on Tidal Surge.

Mod breakdown

Duration / Strength

Immunity windows and Plunder / Barrage potency.

Archon shards

  • Duration
  • Strength
  • Casting Speed

Helminth

Keep Tidal Surge for the augment. Flex Tentacle Swarm for Roar on mobile tiles.

Mission Usefulness

  • Steel Path Survival / Defense / Disruption

    Strong

    Tidal Impunity cleanses and shares immunity while Barrage / Plunder still work.

  • Mobile Defense / Excavation

    Excellent

    Surge between points with status immunity.

  • Exterminate / Capture Speed Runs

    Excellent

    Wave travel deletes downtime.

  • Spy / Rescue / Nightmare

    Weak

    Loud wave — not stealth.

  • Open World / Bounties

    Excellent

    Open travel is Tidal Surge's fantasy.

  • Long-Range Gunplay / Eidolon-Style Content

    Weak

    Movement kit, not hunts.