Umbral Fiber
- Polarity
- Umbra
- Rarity
- Legendary
- Drain
- 6 → 16
- Fits
- WARFRAME
(Stats)
- +100% Armor
- +11% Tau Resistance
Curated and corroborated — the export and the wiki independently state the same effect. Part of what it does is outside this engine; that part contributes nothing.
- Outside the engine: +11% Tau Resistance
Drain by rank
- R0 6
- R1 7
- R2 8
- R3 9
- R4 10
- R5 11
- R6 12
- R7 13
- R8 14
- R9 15
- R10 16
A matching polarity halves the drain, rounded up; a mismatched one costs more than no polarity at all.
(Acquisition)
No drop table lists Umbral Fiber. It comes from a source the drop tables do not cover: a quest, a vendor, or an event.
(Information)
- Introduced
- 23
- Max rank
- 10
- Tradable
- No
- Transmutable
- No
- Exilus slot
- No
Umbral Set
Enhance mods in this set. (3 pieces for the full bonus)
Cannot be equipped with
Steel Fiber · Flawed Steel Fiber
(Sources)
Polarity, drain, rarity, compatibility and the card art come from the game export (snapshot 19 Sept 2026). Introduction version, tradability, mod sets and the drop tables come from the WARFRAME Wiki , CC BY-SA. Whether an effect is curated is our own judgement, recorded per mod.