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Naxxramas · Encounter 3 · 12:00

Patchwerk

Encounter 3 of 5 in Naxxramas. Base health 21,000.

Azeroth Survivors v0.141.0 · Checked 2026-11-05

Boss guide

How to beat Patchwerk

Naxxramas · Encounter 3 · 12:00 · 21,000 base HP

When it arrives

Arrives at 12:00 as encounter 3 of 5 in Naxxramas.

Boss yell“Patchwerk want to play!”

Attack timeline

5 recorded actions for this boss, in data order. Values are stored base client parameters.

  1. 1 Frontal cone

    A cone attack in front of the boss, telegraphed for 0.9-2 s and repeated every 5-10 s where an interval is listed. The data does not give the cone's angle or range.

    Interval
    5 s
    Warning
    0.9 s

    How to handle: Use the warning to step through the boss's side or behind it; walking straight back keeps you in the cone longer. Re-enter after the telegraph resolves.

    Inferred from game data — not yet verified in game
  2. 2 Frontal line attack

    Frontal line

    A line attack in front of the boss, telegraphed for 1-1.4 s. The data does not give the line's length or width, only that it is aimed forward.

    Interval
    8 s
    Warning
    1 s

    How to handle: Step sideways out of the line as soon as the warning appears; backing away keeps you on the line. Re-enter after it fires.

    Inferred from game data — not yet verified in game
  3. 3 Circle around the boss

    Boss-centered circle

    In-game text“Lava wells up around Patchwerk!”

    A hazard centred on the boss: the game warns "Lava wells up around the boss!" or "the boss pounds the ground!", then the marked area around it resolves. The data adds a 1.3 s warning and a 7-12 s cycle.

    Interval
    11 s
    Warning
    1.3 s

    How to handle: When the warning appears, step out of the area around the boss and wait for the hit before re-entering melee. A 7 s cycle leaves little time to finish a long cast.

  4. 4 Charge

    In-game text“Patchwerk squeals and charges!”

    The boss charges; the game announces it with "the boss squeals and charges!". The data shows a 7-11 s interval on the bosses that list one and no warning time.

    Interval
    10 s

    How to handle: Do not backpedal in a straight line: sidestep as the charge commits, then punish the recovery. The boss turning toward you is the cue.

  5. 5 Summon

    Add wave

    In-game text“Minions, to me!”

    The boss calls in a wave of adds; the game announces it with "Minions, to me!" or "A pack hunts you!". The data records 4-14 adds on a 10-16 s cycle.

    Interval
    12 s

    How to handle: Clear the pack before the next summon lands; at 14 adds a single-target build falls behind. Keep moving so the new adds do not surround you while you finish the last wave.

Phase changes

No health phases recorded for this boss.

How to fight it

Up to three actions, taken from the timing data: shortest warning, shortest interval, then the first new phase action.

  1. 1
    Shortest warning (0.9 s) Frontal cone

    Use the warning to step through the boss's side or behind it; walking straight back keeps you in the cone longer. Re-enter after the telegraph resolves.

    Inferred from game data — not yet verified in game

Suggested build focus

Build tips recorded for this boss's attack types.

  • Melee builds should circle toward the flank during the warning; ranged builds can strafe out of the wedge. Inferred from game data — not yet verified in game
  • Sidestep movement is enough; save a dash for combos that chain two lines 1.1 s apart. Inferred from game data — not yet verified in game
  • Melee builds need a movement plan here; ranged builds can keep uptime from outside the circle.
  • Save a dash for the commit; the charge is easier to dodge sideways than to outrun.

Based on the site's first-clear class ranking, not zone-specific testing.

Attacks and hazards

Frontal cone

frontal cone
Base interval
5 s
Warning time
0.9 s

Leave the cone before the warning finishes.

Frontal line attack

frontal line
Base interval
8 s
Warning time
1 s

Step sideways out of the marked line.

Circle around the boss

boss circle
Base interval
11 s
Warning time
1.3 s

Leave the marked area around the boss before it resolves.

Charge

charge
Base interval
10 s

Move out of the travel lane and keep a clear exit.

Summon

summon adds
Base interval
12 s
Summons
10

Clear the adds without letting them close the exit.

Mechanics can scale with difficulty, party size and later patches. The values above are stored base client parameters, not measured cast times.

Class loot

Other encounters in Naxxramas