Imperator Averzian Raid Guide: Voidspire Boss Tactics

Imperator Averzian, the Voidspire's Opening Test

Imperator Averzian is the first of six bosses in The Voidspire, the Season 1 raid of World of Warcraft's Midnight expansion. As an opening boss he is not a gear check, he is a coordination check. The encounter plays out on a nine-tile board, and the whole raid has to read that board together or the pull ends in seconds.

This guide covers Normal and Heroic difficulty: how the territory-control mechanic works, every ability you need to dodge or mitigate, add and tank priorities, and what Heroic layers on top. The fight rewards a group that talks; it punishes a group that tunnels the boss.

Key Takeaways

• Imperator Averzian is the first of six bosses in The Voidspire, the Midnight Season 1 raid.
• The arena is a 3x3 grid; if Averzian claims three tiles in a line he casts March of the Endless and wipes the raid.
• Each Shadow's Advance wave spawns three Abyssal Voidshapers; soaking two with Umbral Collapse keeps the board to one claimed tile per wave.
• Imperator's Glory grants Averzian roughly +75% damage and about 90% damage reduction while he stands within 10 yards of a claimed tile, so the tank drags him off claimed ground.
• Tanks swap on Blackening Wounds at 8 to 10 stacks, since each stack removes 4% of maximum health.
• Heroic introduces Obscurion Endwalkers and extends Imperator's Glory to add proximity, forcing wider boss positioning.

With the headline points covered, here is how the board actually works once the pull starts.

The Tic-Tac-Toe Board and March of the Endless

The arena is divided into a 3x3 grid of nine tiles, and the community name for the fight, "raid tic-tac-toe," describes it exactly. Averzian's goal is to claim tiles. The raid's goal is to stop him from claiming three in a row.

If Averzian ever holds three adjacent tiles in a line, he casts March of the Endless, the encounter's wipe mechanic. There is no outhealing it. Every other mechanic in the fight feeds back into this one rule, so assign one player to call the board state out loud from the first wave onward.

Tiles are claimed through Shadow's Advance. Each wave spawns three Abyssal Voidshapers, one on each of three tiles, and every Voidshaper channels Gathering Darkness to claim the tile it stands on. Left alone, that is three new tiles per wave and a near-instant loss.

✏️ Pre-assign your two Umbral Collapse soak groups before the pull. A wave where the raid decides who soaks on the fly is a wave where a third Abyssal Voidshaper finishes Gathering Darkness and claims an extra tile.

This is where Umbral Collapse comes in. Umbral Collapse is a soak: players stacked into its impact zone split and reduce the shadow damage, and a soaked Voidshaper is destroyed before its channel finishes. The raid soaks two of the three Voidshapers each wave, which leaves exactly one tile claimed per Shadow's Advance. That steady one-tile-per-wave pace is what keeps the board from ever reaching a line of three.

Boss Abilities to Dodge and Mitigate

Alongside the board game, Averzian throws out a standard set of raid damage. None of it is complex on its own, but the board mechanic eats most of your attention, so these need to become muscle memory.

⚠️ Never let Void Fall knock you onto a claimed tile. Landing on Averzian's territory next to him feeds Imperator's Glory and can drag the pull into a position the tank cannot recover.

• Oblivion's Wrath: Averzian fires void lances in a directional pattern that deal heavy shadow damage and knock back anyone clipped. Watch the cast and step out of the lance lines.
• Void Fall: a knockback followed by rain-of-destruction circles dropping across the floor. Reposition out of the circles as you land, and watch you are not knocked onto a claimed tile.
• Shadow Phalanx: a line of spectral troops marches across the arena dealing persistent shadow damage. Treat the column as a moving wall and clear its path.
• Dark Upheaval: unavoidable raid-wide shadow damage that intensifies as more tiles are claimed. This is a pure healing check, and it is the strongest argument for keeping the board clean: a messy board makes Dark Upheaval hurt more every cast.

The pattern across all four is that sloppy board control makes the avoidable damage harder, not just the wipe timer shorter.

Add Management and Tank Play

The adds are the fight. Killing the boss is almost a side effect of handling the board, so add priority decides the pull.

Abyssal Voidshapers are the top priority every wave: they are the units that claim tiles, and the two not removed by Umbral Collapse soaks must be killed fast. Voidmaws are small melee adds that apply a shadow damage-over-time effect; assign them to cleave or off-target damage rather than letting them stack on the healers.

📌 The most common wipe on Imperator Averzian is DPS tunneling the boss instead of the Abyssal Voidshapers. Boss health never triggers March of the Endless; a third claimed tile does. Kill the board, not the parse.

Two shielding adds, Shadowguard Stalwart and Voidbound Annihilator, cast Pitch Bulwark, an absorb shield that protects nearby allies. Pitch Bulwark is interruptible, so rotate kicks onto it. An unkicked Pitch Bulwark can stall a wave long enough for a tile to slip through.

For tanks, the recurring debuff is Blackening Wounds, applied on melee hits. Each stack lowers the tank's maximum health by 4% and the stacks last around 20 seconds, so the active tank loses survivability fast. Swap threat at 8 to 10 stacks and let the debuff fall off before you taunt back.

The other tank job is positioning around Imperator's Glory. While Averzian stands within 10 yards of a tile he has claimed, he gains roughly +75% damage and about 90% damage reduction. A tank who lets the boss sit on claimed ground turns him into an unkillable, raid-shredding threat, so drag Averzian onto neutral tiles and keep him there.

Role-by-Role Priorities

The board and tank-swap sections cover the encounter from the tank's chair. Here is what the other two roles should be thinking about.

Healers: Dark Upheaval is your baseline ramp and it scales with claimed tiles, so push the DPS to keep the board clean rather than trying to outheal a bad one. Pre-ramp before each Shadow's Advance wave, since soak damage from Umbral Collapse and add damage land close together. Keep an eye on the active tank's Blackening Wounds stacks and weight your cooldowns toward the swap window.

DPS: your single most important job is the soak. Be in the Umbral Collapse zone on time, every wave, with no exceptions, because a missed soak is a claimed tile. After soaks, funnel into the surviving Abyssal Voidshapers, then interrupt Pitch Bulwark, then cleave Voidmaws. Boss damage is the lowest priority on the list, which feels wrong to a parse-focused player and is correct for this encounter.

Tanks: own the board geometry. Keep Averzian off claimed tiles to deny Imperator's Glory, swap on Blackening Wounds, and call boss position so the raid always knows which tiles are safe to stand on.

Heroic Mode Changes

Heroic keeps the same board but tightens the margins in three ways.

First, Imperator's Glory extends. On Normal the buff triggers near claimed tiles; on Heroic, Averzian and his soldiers also gain it while within 10 yards of each other. That breaks any strategy that stacked the boss and the adds together, and it forces a wider, more deliberate spread.

Second, the Abyssal Voidshapers transform. If a Voidshaper finishes enough of its Gathering Darkness channel, it becomes an Obscurion Endwalker, a far more dangerous unit. (Some guides list this transformed add as the "Obsidian Endwalker"; it is the same mechanic.) The answer is the same as on Normal, only stricter: destroy Voidshapers before the channel completes.

Voidmaws also change. At 35% health a Voidmaw gains Hobbled and Dark Resilience and moves toward the portals at the arena's edge. Plan to either burst Voidmaws past 35% quickly or be ready to chase a slowed, hardened add rather than assuming it will die in place.

Frequently Asked Questions

Where does Imperator Averzian sit in The Voidspire?

Imperator Averzian is the first of six bosses in The Voidspire, the Midnight Season 1 raid. He is followed by Vorasius, Fallen King Salhadaar, and the rest of the wing, so a clean Averzian kill is the entry point to the whole raid.

How does the tic-tac-toe mechanic work?

The arena is a 3x3 grid of nine tiles. Imperator Averzian claims tiles through Shadow's Advance waves, and if he ever holds three adjacent tiles in a line he casts March of the Endless, which wipes the raid. The fight is won by controlling how many tiles get claimed.

How do you stop the board from filling up?

Each Shadow's Advance wave spawns three Abyssal Voidshapers. The raid soaks two of them with Umbral Collapse, which destroys those two before they finish Gathering Darkness, and kills the third quickly. That keeps the pace to one claimed tile per wave instead of three.

When should the tank swap on Imperator Averzian?

Tanks swap on Blackening Wounds, the melee-hit debuff that lowers maximum health by 4% per stack. A swap at 8 to 10 stacks is the standard window. Let the debuff expire on the off-tank before taunting the boss back.

What is Imperator's Glory and why does it matter?

Imperator's Glory is the buff Averzian gains while within 10 yards of a claimed tile: roughly +75% damage and about 90% damage reduction. It is why tank positioning is central to the fight. Keep the boss on unclaimed tiles so he stays killable.

What changes on Heroic difficulty?

Heroic extends Imperator's Glory so Averzian and his soldiers gain it near each other, adds the Obscurion Endwalker transformation if a Voidshaper finishes its channel, and gives Voidmaws Hobbled and Dark Resilience at 35% health. The board mechanic itself is unchanged.

Is Imperator Averzian a hard first boss?

Imperator Averzian is a coordination check rather than a gear check. Groups that assign a board caller, soak Umbral Collapse reliably, and respect Imperator's Glory positioning clear him quickly. Groups that ignore the board lose to March of the Endless regardless of item level.

Clearing the Voidspire's First Boss

Imperator Averzian sets the tone for The Voidspire: every encounter in the raid rewards a group that communicates and reacts together. Master the board here, keep Umbral Collapse soaks tight, and the tic-tac-toe puzzle becomes routine. Groups short on time or stuck on the board can book a Voidspire raid carry to clear the wing and study the kill from the inside, or compare Midnight raid carry options across all three Season 1 raids.

Maintained by WowCarry's WoW raids team. Last reviewed 2026-05-20 against Patch 12.0.5 "Lingering Shadows".