Theorylytics

Warframe Augment

Warrior's Rest

For Slash Dash·Used by Excalibur Umbra →

9

Warrior's Rest

Passive Augment: Umbra's Ability Strength increases by +15% but he no longer fights independently alongside his Operator.

Excalibur Umbra

Augments Slash Dash

Passive Augment: Umbra's Ability Strength increases by +15% but he no longer fights independently alongside his Operator.

Ranks 0–5 · base drain 2

AcquisitionCommonly listed from Arbiters of Hexis, Maxim; also check Syndicate offerings / trade.

Verified 2026-07-22

Augment dossier · Warrior's Rest

Ability 1 · Slash Dash

Rank Table

RankStats
Rank 0
  • Passive Augment: Umbra's Ability Strength increases by +2.5% but he no longer fights independently alongside his Operator.
Rank 1
  • Passive Augment: Umbra's Ability Strength increases by +5% but he no longer fights independently alongside his Operator.
Rank 2
  • Passive Augment: Umbra's Ability Strength increases by +7.5% but he no longer fights independently alongside his Operator.
Rank 3
  • Passive Augment: Umbra's Ability Strength increases by +10% but he no longer fights independently alongside his Operator.
Rank 4
  • Passive Augment: Umbra's Ability Strength increases by +12.5% but he no longer fights independently alongside his Operator.
Rank 5
  • Passive Augment: Umbra's Ability Strength increases by +15% but he no longer fights independently alongside his Operator.

Cast Changes

  • Changes how Slash Dash plays: Passive Augment: Umbra's Ability Strength increases by +15% but he no longer fights independently alongside his Operator.
  • Higher ranks usually improve the key magnitude or duration of the augment.

Worth the Slot?

  • Equip Warrior's Rest when that change is part of your standard Excalibur Umbra loop.
  • Skip it for generalist builds if capacity is tighter on survivability or parkour mods.

Mission Usefulness

Mission / ContextRatingWhy
Steel Path Survival / Defense / DisruptionStrongDense missions are where most Excalibur Umbra augments prove whether they belong in the build.
Mobile Defense / ExcavationSituationalWorth it if the augment helps hold or clear the objective faster.
Casual Star-Chart FarmsSituationalOften skippable when base abilities already overkill the content.

Tips & Tricks

  • Read the max-rank text — Warrior's Rest often only feels complete at rank 3.
  • Try one mission with and without it on Excalibur Umbra before locking the slot.
  • If you Helminth over Slash Dash, this augment usually becomes irrelevant on that loadout.

Notes

  • Compatible with Excalibur Umbra (Excalibur Umbra).
  • Polarity: zenurik; rarity: Rare.

Other Excalibur Umbra augments