Operation: Plague Star 2026
Cetus calls for your aid once more!
Posted On 2026-09-09 11:00:00
Operation: Plague Star 2026

Prepare to cull infection throughout the Plains of Eidolon as Operation: Plague Star is live across all platforms until September 23 at 10 a.m. ET!

Steal toxin from Councilor Vay Hek and the Grineer, destroy the boil and save Cetus before the Infestation can grow out of control.

What You Need To Do

    Speak to Konzu in Cetus to undertake the Plague Star Bounty Complete the series of Bounty Missions to earn Operational Supply Standing for the Event Rewards

What You Need To Know

Bounties come with various requirements for completion that yield specific Rewards outlined below.

Tier 1:

Requirements: No prerequisites
Rewards:

    Base Standing: 1025 Bounty Bonus Completion: 25 bonus Standing

Tier 2:

Requirements: 1x Eidolon Phylaxis + 1x Infested Catalyst
Rewards:

    Base Standing: 3200 Bounty Bonus Completion: 75 bonus Standing

Tier 3:

Requirements:1x Eidolon Phylaxis + 1x Infested Catalyst + Steel Path Eligibility
Rewards:

    Base Standing: 3800 Bounty Bonus Completion: 100 bonus Standing

New Rewards

In thanks for your hard work, Nakak has some new Offerings pulled from elsewhere in the Origin System for you to claim:

  • Teralyst Prominence Sigil
  • Ostron Community Sigil
  • Rift Sigil
  • Two-Handed Nikana Maligna Skin
  • Umbra Forma (Built)