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Radiant Prominence
Honkai: Star Rail · UPGRADE MATERIAL

Radiant Prominence

Used in supported upgrade goals for 4 records. Open a record to choose a target and calculate the exact requirement.

About Radiant Prominence

Material

Where to obtain it

  • Stagnant Shadow: "Sanctum of Prophecy" Janusopolis
  • Omni-Synthesizer — Material Exchange

Used by the supported upgrade goals listed below. Requirements depend on the selected current and target levels.

WHERE IT FITS

Characters and equipment that use this material

Mortenax BladeFire★★★★★

Mortenax Blade

Released Jun 1, 2026Fire Nihility character whose attacks scale with Max HP and whose Ultimate opens a timed state. Consider him when you want enemy debuffs and a Skill that costs no Skill Points but spends his HP.Guide

Mortenax Blade’s Ultimate applies Balefire Bind, then spends HP to deploy a Zone and enter Infinite Fury. During the Zone, attacks by allies build Charge toward an extra Skill use. His Skill damages all enemies and adds four random hits, but it is unavailable outside Infinite Fury and at 1 HP or lower.

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