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Excalibur Umbra
Warframe · Warframe

Excalibur Umbra

Sentient sword-focused combat Warframe

Released Jun 15, 2018

Excalibur Umbra combines close-range sword damage with crowd control and a distinct autonomous-combat trait. Consider him when you want a sword-centered kit that can stun nearby enemies and disrupt Sentients.

TypeWarframeMastery requirement0Armor315Health270Shield270
Excalibur Umbra GUIDE

Understand Excalibur Umbra

Useful when…

  • Close-range combat with swords
  • Stunning nearby enemies and removing built-up Sentient resistances
  • Using Exalted Blade for a summoned sword attack

What his abilities do

Slash Dash sends Umbra through enemies alongside a radial specter; the description specifically says Exalted Blade slashes inflict Slash Status. Radial Howl stuns nearby enemies and makes Sentients shed built-up resistances. Radial Javelin impales nearby enemies and inflicts Slash Status. Exalted Blade summons a sword of light. His passive says he exhibits sentience in combat without Transference control and attacks faster and deals more damage while wielding swords; the numerical values are unresolved, so they cannot support a precise bonus estimate.

When to use him

Use Radial Howl when nearby enemies need to be stunned or when fighting Sentients whose built-up resistances should be shed. His sword-specific passive makes swords the explicitly supported weapon pairing. Exalted Blade supplies a summoned sword, while the other abilities cover movement through foes and radial Slash pressure. Umbra has 315 armor, 270 health, and 270 shields.

Build considerations and alternatives

Umbra's listed polarities are one Madurai and three Umbra, with a Madurai aura polarity; those slots are relevant when planning a mod configuration. Excalibur has the same listed health and shields but 240 armor, while Excalibur Prime has 315 armor and the same health and shields as Umbra; its description points to unique mod polarities. These comparisons do not establish identical ability behavior or make either version a direct upgrade for every setup.

Limitations and tradeoffs

  • Sword-focused passive rewards using swords, so its stated benefit does not apply to other weapon types.
  • The passive's bonus percentages are unresolved and should not be treated as known numeric values.
  • Umbra's autonomous combat behavior is distinct from a simple stat comparison with other Excalibur versions.

Common mistakes to avoid

  • Assuming the unresolved passive placeholders specify a measurable attack-speed or damage bonus.
  • Expecting Radial Howl to provide the listed Sentient resistance effect against enemies other than Sentients.
  • Ignoring the sword condition on Umbra's passive when choosing weapons.

Effects and reference details

Detailed properties

Listed health270
Listed shields270
Listed armor315
Energy175
Sprint speed1
Foundry Credits10,000
Foundry time0 hours
Slash Dash

Slash and dash through enemies alongside a radial specter. The powerful Exalted Blade’s slashes inflict Slash Status.

Radial Howl

Let out ferocious howl that stuns nearby enemies and causes Sentients to shed any built up resistances.

Radial Javelin

Radial javelins impale nearby enemies, inflicting Slash Status.

Exalted Blade

Summon a sword of pure light and immense power.

References and version

Game data version: Pinned public export

Excalibur Umbra — WARFRAME Wiki ↗
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