TheWoWDBUldir
Vectis Guide
Vectis in Uldir, quoted from the Adventure Guide. Database holds the raw abilities and the full loot table.
30-second TL;DR
Adventure Guide says
- 15, 17Vectis creates instances of Omega Vector which bounce endlessly between players during the encounter.
- When Omega Vector jumps between players it leaves behind a stack of Lingering Infection, which has no duration and cannot be removed.
- Stages named in the Adventure Guide: Stage One: Probing its Hosts, Stage Two: Spreading Pandemic.
- Tanks: Avoid taking Omega Vector from your allies, as Lingering Infection will increase damage taken from Evolving Affliction.
- Healers: Targets afflicted by Omega Vector and Gestate will require heavy healing to survive.
- Damage dealers: Kill Plague Amalgams quickly to prevent excessive healing absorption from Immunosuppression.
Overview
Adventure Guide says
15, 17Vectis creates instances of Omega Vector which bounce endlessly between players during the encounter. When Omega Vector jumps between players it leaves behind a stack of Lingering Infection, which has no duration and cannot be removed. Vectis will create multiple instances of Omega Vector at the beginning of the encounter. Vectis creates instances of Omega Vector which bounce endlessly between players during the encounter. Contagion will trigger additional effects based on the number of Lingering Infection stacks each player has.
- Avoid taking Omega Vector from your allies, as Lingering Infection will increase damage taken from Evolving Affliction.
- Targets afflicted by Omega Vector and Gestate will require heavy healing to survive.
- Communicate with your allies to control hosts for Omega Vector.
- Areas targeted by Plague Bomb that detonate without players inside them will spawn an addtional Plague Amalgam.
- Kill Plague Amalgams quickly to prevent excessive healing absorption from Immunosuppression.
- Areas targeted by Plague Bomb that detonate without players inside them will spawn an addtional Plague Amalgam.
- Avoid the area damage from targets affected by Gestate.
- Communicate with your allies to control hosts for Omega Vector.
Encounter phases
Adventure Guide says
- Stage One: Probing its Hosts
- Stage Two: Spreading Pandemic
Tank mechanics
Adventure Guide says
- Avoid taking Omega Vector from your allies, as Lingering Infection will increase damage taken from Evolving Affliction.
Healer mechanics
Adventure Guide says
- Targets afflicted by Omega Vector and Gestate will require heavy healing to survive.
- Communicate with your allies to control hosts for Omega Vector.
- Areas targeted by Plague Bomb that detonate without players inside them will spawn an addtional Plague Amalgam.
DPS mechanics
Adventure Guide says
- Kill Plague Amalgams quickly to prevent excessive healing absorption from Immunosuppression.
- Areas targeted by Plague Bomb that detonate without players inside them will spawn an addtional Plague Amalgam.
- Avoid the area damage from targets affected by Gestate.
- Communicate with your allies to control hosts for Omega Vector.
Boss abilities
Omega Vector
Lingering Infection
Bursting Lesions
Spawn Parasite
Terminal Eruption
Evolving Affliction
Contagion
Gestate
Liquefy
Blood Geyser
Plague BombLoot
Every name is a TheWoWDB item page. Hover the row for the first-party tooltip.
Mounts, toys, achievements, transmog
Only rows the journal loot table or an achievement title can prove for this encounter.
Achievements
Mythic: Fetid Devourer · Mythic: G'huun · Mythic: MOTHER · Mythic: Mythrax the Unraveler · Mythic: Taloc · Mythic: Vectis · Uldir
Entrance and instance
Uldir is a raid in the Adventure Guide. See the Uldir database page for the raw journal, map, and loot grid. This guide does not invent coordinates or a walking path.
Related bosses
Player strategy
This page quotes the Adventure Guide. It does not add player strategy such as positioning, assignments, stack or spread calls, or cooldown timings unless that sentence is already in the journal.
Questions
What does the Adventure Guide say about Vectis?
15, 17Vectis creates instances of Omega Vector which bounce endlessly between players during the encounter.
How many abilities does Vectis have?
The current datamine lists 11 named abilities on the Vectis encounter.
What does Vectis drop?
The Adventure Guide lists 11 drops. Each name links to its TheWoWDB item page. The full table also lives on the Uldir database page.
Does Vectis change on Heroic or Mythic?
The current Adventure Guide text for this encounter does not include separate Heroic or Mythic sentences we can quote. If a later client build adds them, they appear here automatically.
Where does this guide's text come from?
Quoted Adventure Guide sections come from TheWoWDB's retail datamine (client build 12.1.0.69587, ingested 2026-09-01). Player strategy such as positioning, assignments, and cooldown timings is omitted unless that sentence is already in the journal.
Source and build
This page quotes the Adventure Guide. It does not add player strategy such as positioning, assignments, stack or spread calls, or cooldown timings unless that sentence is already in the journal. Quoted sections come from TheWoWDB Adventure Guide datamine (client build 12.1.0.69587, ingested 2026-09-01). Ability names link to first-party spell pages. When a newer retail build is ingested, this page updates with it.