Operation: Mechagon Workshop Guide

11.1 - Undermine(d)

Last Updated:February 26, 2025|Changelog

Welcome to the Operation: Mechagon Workshop Mythic+ guide for the World of Warcraft patch 11.1! This guide covers everything you need to know about your upcoming dungeon runs!

Route

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop

It is recommended to use the Mythic Dungeon Tools addon to look at your route and mobcount before the Mythic+ dungeon starts. Below you can see an example of a Weekly Route meant for +10 keys or lower. High Key Route will be added later into the season!

Simply import the route into the Mythic Dungeon Tool addon and take a look at it with your group.

Weekly Route
Operation: Mechagon Workshop Route
Operation: Mechagon Workshop Route
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High KeyHard
Pug Easy
Uility neededVery Easy

Utility Needs

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Bleed
Magic Dispel
Magic Purge
  • Puncture
    • A heavy Bleed effect on a tank.
  • Common utility examples:
    • Evoker
      • Cauterizing Flame
    • Paladin
      • Blessing of Protection
  • Arcing Zap
    • Magic debuff that deals nature damage every 2 seconds over 20 seconds.
  • Fiery Jaws
    • Magic debuff that deals fire damage over 10 seconds.
  • Common utility examples:
    • Priest
      • Mass Dispel
    • Warlock
      • Singe Magic
  • Overclock
    • Magic buff that increases haste of all robotic units around Mechagon Mechanic.
  • Common utility examples:
    • Warlock
      • Devour Magic
    • Hunter
      • Tranquilizing Shot
    • Priest
      • Dispel Magic and Mass Dispel
    • Shaman
      • Purge
    • Mage
      • Spellsteal
    • Demon Hunter
      • Consume Magic

Tussle Tonks Trash Area

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Bomb Tonk
Rocket Tonk
Strider Tonk
  • Required Kick:
    • Detonate
      • Long cast that deals AoE fire damage to the group if not interrupted.
Operation: Mechagon Workshop Bomb Tonk
  • Rocket Barrage
    • Instantly spawns multiple ground effects that deal fire damage.
  • Flying Peck
    • Minor instant tank damage every 8 seconds.
Strider Tonk 549 X 1024

Tussle Tonks

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop

This encounter is a fight with two bosses, The Platinum Pummeler and Gnomercy 4.U., each of which has a set of abilities that also partially interact with The Tussle Tonks Arena, the area you are fighting in.

Piston Smasher
Buzz Saw
Maximum Thrust
Foe Flipper
B.4.T.T.L.3. Mine
Platinum Plating
Platinum Pummel
Ground Pound
Electrical Storm
  • Massive hammers that inflict physical damage and stun anyone that comes within 4 yards.
    • Smashing into the Platinum Pummeler while it has Platinum Plating shatters the plating, stunning it for until canceled and causing the Piston Smasher to become inactive for 1.5 minutes.
1 Piston Smasher Ezgif
  • Spinning buzz saws rotate around the platform in two patterns, inflicting physical damage and knocking any player coming into contact with them.
    • Buzz saws always either spin around the platform in a circle in their own line or go from the outer ring to the center of the platform.
    • Always try to be in the center of the plates and not inbetween, especially whenever saws are active.
    • Never be in the center of the arena because it's easy to die there to multiple saws and not much to gain from standing there just in general.
Operation: Mechagon Workshop Buzz Saw
  • Upon reaching 100 energy, Gnomercy 4.U. charges in the direction of a random player, inflicting physical damage and knocking back all players in it's path.
    • When Gnomercy 4.U. impacts with the arena wall, it is stunned for 5 seconds and spawns few B.4.T.T.L.3. Mines.
Operation: Mechagon Workshop Maximum Thrust
  • Gnomercy 4.U. charges to a random player's location, inflicting physical damage and launching all players within 6 yards into the air and reduces their movement speed for 6 seconds.
Operation: Mechagon Workshop Foe Flipper
  • Gnomercy 4.U. spawns few mines at a random player's location, inflicting fire damage to players standing in them.
    • Only goes on range players unless there are none in the group.
Operation: Mechagon Workshop B.4.T.T.L.3.Mine
  • Upon reaching 100 energy, Platinum Pummeler applies thick plates of platinum armor onto itself, reducing all damage taken by 33%. This effect stacks.
    • Whenever Platinum Plating is active, drag the boss under one of the hammers to break the plating.
Operation: Mechagon Workshop Platinum Plating
  • Platinum Pummeler pummels the tank, inflicting physical damage to all players within 6 yards of the impact.
Platinum Pummel
  • Platinum Pummeler slams the ground, inflicting physical damage to all players every 0.5 seconds for 4 seconds.
1 Ground Pound Ezgif
  • The defeated combatant unleashes its remaining energy in an electrical storm, inflicting nature damage to all players every 2 seconds and increasing their nature damage taken by 20%. This effect stacks.
    • Kill both bosses at the same time to avoid dying to the Electrical Storm.
Tussle Tonks Spell Timeline in Operation: Mechagon Workshop

K.U.-J.0. Trash Area

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Waste Processing Unit
Metal Gunk
Junkyard D.0.G.
  • Required Bleed Dispel:
    • Puncture
      • Inflicts physical damage to its target and Bleeds it.
        • Removing the Bleed whenever your tank is in danger or out of defensive cooldowns will be very helpful.
  • Mega Drill
    • Channeled cast that deals nature damage over its duration.
      • Make sure to stack up for healing and press some defensives.
Waste Processing Unit
  • Corrosive Gunk
    • AoE cast that deals nature damage to any player within 60 yards and absorbs incoming healing.
Metal Gunk
  • Required Magic Dispel:
    • Fiery Jaws
      • Leaps at a random target and applies a Magic debuff that deals fire damage over 10 seconds.
Junkyard D.0.G.

K.U.-J.0.

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Air Drop
Explosive Leap
Venting Flames
Blazing Chomp
  • Junk Cubes are dropped from above, inflicting physical damage and knocking back all players within 6 yards of the spawning location.
  • Junk Cube becomes a Junk Bomb whenever it's being hit with Explosive Leap or Venting Flames. Hitting a Junk Bomb a second time with those spells will result in an explosion, inflicting fire damage and knocking back all players within 6 yards of the bomb.
    • Always aim Explosive Leap away from the box.
  • Junk Cube's spawn position is baited by the player's positioning which means that you need to spread and spawn them apart from each other to not get hit by a Junk Bomb explosion during the second cast of Venting Flames.
Operation: Mechagon Workshop Air Drop
  • K.U.-J.0. leaps towards 3 random players, heating Junk Cubes and inflicting fire damage to all units within 8 yards of impact.
    • Once he chooses his targets for a leap, the first one to get lept on is the furthest target away from K.U.-J.0.
Operation: Mechagon Workshop Explosive Leap
  • K.U.-J.0. vents massive jets of flame from his core, inflicting fire damage to all players every second for 3 seconds. This heats the Junk Cubes.
    • Hide behind the Junk Cubes to avoid getting damaged from the Venting Flames.
      • Once you are behind the Junk Cube, you will get a Hiding Behind Junk buff indicating your safety.
Operation: Mechagon Workshop Venting Flames
  • A Magic debuff on a tank, inflicting fire damage every second for 3 minutes.
    • Explodes when dispelled, inflicting fire damage to all players.
    • Dispel it as soon as possible as it hits the tank very heavily.
Blazing Chomp
K.U.-J.0. Spell Timeline in Operation: Mechagon Workshop

Machinist's Garden Trash Area

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Defense Bot Mk I
Mechagon Tinkerer
Blastatron X-80
Mechagon Mechanic
Defense Bot Mk III
  • Required Magic Dispel:
    • Arcing Zap
      • Applies a Magic DoT that deals nature damage every 2 seconds over 20 seconds.
        • Helping with dispelling it will greatly lower the overall damage intake of the group.
        • In case you are not dispelled make sure to press a defensive, especially if it overlaps with any other ability from other trash mobs.
Operation: Mechagon Workshop Defense Bot Mk I
  • Required Kick:
    • Giga-Wallop
      • Inflicts nature damage to a random player.
  • Activate Anti-Personnel Squirrel
    • Summons an Anti-Personnel Squirrel that will run towards a random player and will start casting Anti-Personnel Squirrel, an AoE ability that deals nature damage to all players within 10 yards of the Squirrel.
Operation: Mechagon Workshop Mechagon Tinkerer
  • High-Explosive Rockets
    • Ticking AoE group damage every 4 seconds.
      • Happens all the time while Blastatron X-80 is alive.
  • Sonic Pulse
    • Frontal cast that is targeted at a random player that inflicts nature damage and silences.
      • Make sure to dodge it and move away as soon as it starts casting the frontal.
  • Capacitor Discharge
    • Channeled cast during which Blastatron X-80 will cover the whole room around himself except for one slice which will be the safe spot.
      • Make sure to run to the safe spot as soon as possible otherwise you will take nature damage, get silenced and pacified.
Operation: Mechagon Workshop Blastatron X-80
  • Required Kick:
    • Tune Up
      • Channeled cast that will heal a random target.
        • Can be also stopped with crowd control.
  • Required Magic Purge:
    • Overclock
      • Magic buff that increases haste of all robotic units around Mechagon Mechanic.
Operation: Mechagon Workshop Mechagon Mechanic
  • Required Magic Dispel:
    • Arcing Zap
      • Applies a Magic DoT that deals nature damage every 2 seconds over 20 seconds.
        • Helping with dispelling it will greatly lower the overall damage intake of the group.
        • In case you are not dispelled make sure to press a defensive, especially if it overlaps with any other ability from other trash mobs.
  • Defensive Countermeasure
    • Applies a Magic absorb shield to himself.
      • Can be purged but the absorb value is fairly low which makes it easier to just break with damage rather than purge.
  • Short Out
    • Channeled AoE cast that deals nature damage every 0.5 seconds over 3 seconds.
Operation: Mechagon Workshop Defense Bot Mk III

Machinist's Garden

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Discom-BOMB-ulator
"Hidden" Flame Cannon
Self-Trimming Hedge
Inconspicuous Plant
  • Pool on the ground, spawning at a random target's location, inflicting nature damage to anyone within it and disorienting them for 9 seconds.
    • The disorient is a Magic debuff and can be dispelled.
Operation: Mechagon Workshop Discom-BOMB-ulator
  • Activates a Flame Cannon, that is in the middle of the room, causing it to spew flame in multiple directions for 10 seconds, inflicting fire damage to all players caught in the flames.
Operation: Mechagon Workshop "Hidden" Flame Cannon
  • Launches a blade that bounces around the garden, inflicting physical damage.
    • The blade never disappears thus there are more and more blades flying around in the fight the longer it goes.
Operation: Mechagon Workshop Self-Trimming Hedge
  • Inconspicuous Plant is a mob that is summoned by Head Machinist Sparkflux. It has only one active ability and one on death effect.
  • Blossom Blast
    • Unleashes bolts of lightning at the closest target, inflicting nature damage every 0.5 seconds for 6 seconds.
  • Oil Fountain
    • Upon death, Inconspicuous Plant begins to spew flammable fluid into the air. When hit with a "Hidden" Flame Cannon, the gout erupts into a Roaring Flame, inflicting fire damage to anyone within 4 yards of the impact.
Operation: Mechagon Workshop Inconspicuous Plant
Machinist's Garden Spell Timeline in Operation: Mechagon Workshop

King Mechagon Trash Area

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Defense Bot Mk III
Spider Tank
Mechagon Tinkerer
  • Required Magic Dispel:
    • Arcing Zap
      • Applies a Magic DoT that deals nature damage every 2 seconds over 20 seconds.
        • Helping with dispelling it will greatly lower the overall damage intake of the group.
        • In case you are not dispelled make sure to press a defensive, especially if it overlaps with any other ability from other trash mobs.
  • Defensive Countermeasure
    • Applies a Magic absorb shield to himself.
      • Can be purged but the absorb value is fairly low which makes it easier to just break with damage rather than purge.
  • Short Out
    • Channeled AoE cast that deals nature damage every 0.5 seconds over 3 seconds.
Operation: Mechagon Workshop Defense Bot Mk III
  • High-Explosive Rockets
    • Ticking AoE group damage every 4 seconds.
      • Happens all the time while Spider Tank is alive.
  • Sonic Pulse
    • Frontal cast that is targeted at a random player that inflicts nature damage and silences.
      • Make sure to dodge it and move away as soon as it starts casting the frontal.
Operation: Mechagon Workshop Spider Tank
  • Required Kick:
    • Giga-Wallop
      • Inflicts nature damage to a random player.
  • Activate Anti-Personnel Squirrel
    • Summons an Anti-Personnel Squirrel that will run towards a random player and will start casting Anti-Personnel Squirrel, an AoE ability that deals nature damage to all players within 10 yards of the Squirrel.
Operation: Mechagon Workshop Mechagon Tinkerer

King Mechagon

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop

This encounter consists of two phases: during the first one, King Mechagon is piloting the Aerial Unit R-21/X, but once it is destroyed, phase two starts, and King Mechagon swaps to the Omega Buster mech suit.

Plasma Orb
Mega-Zap
Pulse Blast
Take Off!
Magneto-Arm
Protocol: Ninety-Nine
  • Throughout the whole fight, there are going to be 4 orbs always present. Touching an orb inflicts nature damage and knocks the player back.
    • Every now and then orbs are going to Recalibrate, adjusting their location and charging towards a random player. Upon arriving at their new location, each orb unleashes a blast of energy, inflicting nature damage to all players within 6 yards.
Operation: Mechagon Workshop Plasma Orb
  • Mega-Zap is an ability that will persist throughout both phase 1 and phase 2. It unleashes a bolt of energy towards a random player, inflicting nature damage instantly and additionally every 2 seconds for 12 seconds to all players in a line from the caster.
    • The target also takes 100% increased damage from Mega-Zap for 12 seconds.
  • The difference during phase 2 is going to be an increased damage that is done by the ability and now it is applied to 3 random players instead of 1.
Operation: Mechagon Workshop Mega-Zap
  • During phase 1, King Mechagon unleashes a charged burst at the tank, inflicting nature damage.
Operation: Mechagon Workshop Pulse Blast
  • While piloting the Aerial Unit R-21/X, King Mechagon takes to the air, inflicting fire damage to all players within 8 yards.
    • While in the air, he unleashes a beam of lightning, inflicting nature damage every 1.5 seconds to anyone under King Mechagon.
      • In addition, a pulse of lightning is unleashed every 0.5 seconds for 6 seconds, inflicting nature damage to all players.
Operation: Mechagon Workshop Take Off
  • Launches a powerful electromagnet that pulls all players towards it, inflicting nature damage to all players every second for 9 seconds.
    • Players further from the electromagnet take less damage.
Operation: Mechagon Workshop Magneto-Arm
  • Whenever there are no players in melee combat, King Mechagon inflicts a deadly amount of nature damage to all players.
King Mechagon Spell Timeline in Operation: Mechagon Workshop

Lootpool

Patch 11.1 - Undermine(d)
Operation: Mechagon Workshop
Trinkets/Jewelry
Weapons
Armor
TypeItem
TrinketIngenious Mana Battery
TrinketK.U.-J.0.'s Flame Vents
TrinketModular Platinum Plating
TypeItem
StaffNeural Synapse Enhancer
DaggerApex Perforator
1-Hand MaceElectrifying Cognitive Amplifier
1-Hand SwordTearing Sawtooth Blade

ALL

TypeItem
BackTrashmaster's Mantle

Cloth

TypeItem
HeadInventor's Ingenious Trifocals
ShoulderShoulderguards of Fraying Sanity
WristHyperthread Wristwraps
HandsOperator's Mitts
WaistRingmaster's Cummerbund
LegsRoyal Attendant's Trousers
FeetHyperthread Boots

Leather

TypeItem
HeadMekgineer's Mindbending Headgear
ShoulderExtravagant Epaulets
HandsSelf-Sanitizing Handwraps
WaistMad King's Sporran
WaistMekgineer's Championship Belt
LegsFlame-Seared Leggings
FeetMachinist's Treasured Treads

Mail

TypeItem
HeadPsychogenic Prognosticator's Lenses
ChestCircuit-Linked Chainmail
WristGold-Coated Superconductors
GlovesSwift Pneumatic Grips
WaistManiacal Monarch's Girdle
LegsSelf-Repairing Cuisses
FeetRegal Mekanospurs

Plate

TypeItem
HeadApogee Inventor's Goggles
ChestMechanized Plate Chasse
WristAnodized Deflectors
HandsGauntlets of Absolute Authority
WaistAutomatic Waist Tightener
LegsHeavy Alloy Legplates
FeetPyroclastic Greatboots

Credits

Written By: Wexi

Reviewed By: Xerwo

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