Legendary lord defeat traits
Beat a legendary lord in battle and your lord can earn a trait named after the victory. All 114 of them for patch 9.0, with the effects the game lists (table trait_level_effects) and the game's own line of flavour text.
Beastmen

Defeat Khazrak the One-Eye
Beastscourge
Ambush defence chance: +20% (Lord's army)
Chance of intercepting an army using Tunnelling, beast-paths or Worldroots: +20% (Lord's army)
His single eye will not avail the Lord of Beasts a victory, nor all the fury in his twisted heart.

Defeat Malagor the Dark Omen
Crowreaver
Melee attack: +10 when fighting against Beastmen
Leadership: +4 (Lord's army)
The despoiler becomes the despoiled.

Defeat Morghur the Shadowgave
Skullslasher
Missile resistance: 15%
Faced with an opponent of the right calibre, even the Shadowgave can be bested.

Defeat Taurox the Brass Bull
Brass Bull, Glass Jaw
Armour-piercing weapon damage: +20
Charge bonus: +15%
As it turns out, you don’t always need an immovable object to stop an unstoppable force.
Bretonnia

Defeat Alberic de Bordeleaux
Hammer & Anvil
Melee attack: +15 when fighting at sea
Outstanding personal courage and martial skill are not always enough. Today, the hammer became the anvil.

Defeat Fay Enchantress
Witchfinder General
Casualty replenishment rate: +10%
At this rate, the Lady of the Lake is going to have to find another representative…

Defeat King Louen Leoncoeur
Kingslayer
Charge bonus: +10
Recruitment cost: -20% for Cavalry units (Lord's army)
This time, the king might well be dead. Oh well, long live the King!

Defeat Repanse de Lyonesse
End of an Errant
Double experience gain for units when fighting against Bretonnia (all units in army)
Growth: +5 (local province)
Research rate: +5
Bretonnia's blessed cleanser has herself been defeated by the ravening Undead hordes which dare infest the Badlands!
Chaos Dwarfs

Defeat Astragoth Ironhand
Astragone
Effect duration: +10% for Lores of Hashut, Death, Fire and Metal spells
Effect range: +10% for Lores of Hashut, Death, Fire and Metal spells
Spell resistance: 15%
His killer has beaten Ironhand's curse to the punch – the flesh not already turned to stone is now as dead as dead can be. He won't be missed.

Defeat Drazhoath the Ashen
De-Towered
Missile resistance: 15%
Income from Province Capital/Settlement buildings: +10% (factionwide when on map)
Having been drawn from the relative safety of his tower in the Black Fortress, Drazhoath has been done in. Couldn't happen to a nicer fellow!

Defeat Zhatan the Black
Laboured
Magic item drop chance from battle: +40%
Range: +15% for Artillery units (own army)
It's ironic that Zhatan the Cruel, surely one of the cruellest who's ever lived, has been cruelly killed. Oh well, if you will insist on living by the sword…
Daemons of Chaos

Defeat Daemon Prince
Slayer of the God-Slayer
Diplomatic relations: +20 with all Kislev factions
Attrition: -50% casualties suffered from all attrition (Lord's army)
All that faith and slavish devotion didn’t stop the Daemon Prince from losing badly, on the day at least, to a general of vastly higher quality.
Dark Elves

Defeat Crone Hellebron
The Day After
Armour-piercing weapon damage: +20
Melee attack: +5
The trouble with nights of debauchery always comes the day after - not so much ‘hung over’ as ‘hanged’!

Defeat Lokhir Fellheart
Black Heart Down
Immune to Storm and Reef attrition (Lord's army)
"You'd better make sure you kill him or this will not be the end of the matter - not even close."

Defeat Malekith
Immortal Unbeloved
Passive ability: "Frenzy"
Income from raiding: +10% (Lord's army)
The Dark King will fall, by blade, by arrow, or by sorcerous power and the darkest magic.

Defeat Malus Darkblade
Malus in Underworld
Armour-piercing weapon damage: +30
Do not shed a tear, for this darkest, most murderous of Druchii may now be with the Cytherai, deep within the Mirai, where he surely belongs!

Defeat Morathi
Hagbutcher
Hero action cost: -10% (all Heroes)
Hero self-defence: +10% chance of wounding aggressors (own Heroes in local province)
Her Dark Magic, Daemonic pacts, and evil ways have counted for naught in the face of superior arms.

Defeat Rakarth
Beastmaster of None
Leadership: -5 for enemy monstrous units (enemy armies in local province)
Bonus vs Large: +8
The Beastlord is dead, long live the Beastlord!
Dwarfs

Defeat Belegar Ironhammer
Kinghammer
Leadership: +4 during subterranean intercept battles
Melee attack: +10 during subterranean intercept battles
The True King lies defeated but will return, spitting oaths and even grumpier than before!

Defeat Grombrindal – The White Dwarf
Beardhammer
Attribute: Causes Terror when fighting against Dwarfs
This time, the tables have been turned on the last Dawi redoubt, but he'll be back to avenge himself - be certain of that!

Defeat Malakai Makaisson
Slayer-Engineer
Recruit rank: +3 for Artillery units (Lord's army)
Missile strength: +10% (own army)
Malakai has finally achieved the glorious death he has always sought, in a fair fight and at the hands of a worthy adversary.

Defeat Thorek Ironbrow
Old Grumpslayer
Magic item drop chance from battle: +15%
Armour-piercing weapon damage: +3 (Lord's army)
Always had something to complain about, that one.

Defeat Thorgrim Grudgebearer
Grudgekiller
Construction cost: -10% for all buildings (local province)
Research rate: +10
What to use to pad my mattress? I know - finest Dwarfbeard!

Defeat Ungrim Ironfist
Slayer King Slayer
Spell resistance: 5%
Melee attack: +5
Missile resistance: 5%
Although the Slayer King has been toppled, no doubt he'll be back, bearing the Axe of Dargo and a serious grudge!
The Empire

Defeat Balthasar Gelt
Metalstorm
Armour: +6 (Lord's army)
Behind the golden mask lies the face of ignominious defeat.

Defeat Boris Todbringer
Todwringer
Leadership aura size: +25%
Melee attack: +5
The Elector Count of Middenheim has fallen, his Runefang blade lies broken. Middenland will surely soon follow – and with it, the rest of the Empire.

Defeat Elspeth von Draken
A Rose by Any Other Name
Explosive missile damage: +5% (Lord's army)
Missile explosion radius: +10% (Lord's army)
Despite her powerful command of Shyish, the Graveyard Rose has finally earned the name, following her decisive defeat.

Defeat Emperor Karl Franz
Reikshammer
Unit experience gain: +10% (Lord's army)
Even great men are flawed; failure is part of mankind's tragic condition.

Defeat Markus Wulfhart
Hunted Down
Missile resistance: 10%
Missile strength: +5% (Lord's army)
This time, the hunter became the hunted, losing out to an opponent altogether more dogged, dangerous and downright lethal than himself.

Defeat Volkmar the Grim
Grimsbane
Melee attack: +3 for Melee Infantry units (Lord's army)
Melee defence: +3 for Melee Infantry units (Lord's army)
All the piety in the Old World means nothing when faced with superior military muscle.
Grand Cathay

Defeat Bhashiva, the White Tiger
From Predator to Prey
Attribute: Unspottable
Armour-piercing weapon damage: +20
Any White Tiger is a rare quarry, let alone a Lord of Shang-Yang, whose pelt will now make a fine fireside rug.

Defeat Miao Ying, the Storm Dragon
Very Cold, Still Aloof
Attribute: Expert Charge Defence
Melee defence: +3 (Lord's army)
This exceptional general has put the Storm Dragon, her armies and war-machines, to flight, inflicting a shameful defeat upon Cathay in the process.

Defeat Yuan Bo, the Jade Dragon
One Dragon Down
Winds of Magic cost: -20% for all spells (Lord's army)
It seems a Dragon of Jade is easily shattered.

Defeat Zhao Ming, the Iron Dragon
Merciless to Ming
Magic item drop chance from battle: +10%
Armour: +5 (Lord's army)
Even the Warp-weapons and Wizards at his disposal weren't able to prevent the defeat of the Iron Dragon by a superior general.
Greenskins

Defeat Azhag the Slaughterer
Greenskinner
Spell resistance: 30%
Heavy is the head that wears the Crown of Sorcery, and probably dead as well!

Defeat Gorbad Ironclaw
Gonebad Ironclaw
Leadership aura size: +25%
Recruit rank: +1 for all units (Lord's army)
Gorbad's gone, but not forgotten. He's earned a place beside the mighty Gork and Mork in the Shaman's tales around the campfire.

Defeat Grimgor Ironhide
Hidestriker
Armour-piercing weapon damage: +20
Armour: +10
This hide is perhaps not as durable as it originally thought…

Defeat Grom the Paunch
Weightwatcher
Attribute: Causes Terror when fighting against Greenskins (all units in army)
Diplomatic relations: +10 with High Elves
The bigger they are...

Defeat Skarsnik
Sneakysmiter
Ambush success chance: +20% (Lord's army)
Ambush defence chance: +20% (Lord's army)
Sometimes, even the sneakiest among us come unstuck.

Defeat Wurrzag
Great Green Killer
Physical resistance: 10%
When you take a swing at Da Prophet, you smite Gork (and Mork) as well!
High Elves

Defeat Alarielle the Radiant
Neverqueen
Chance of Winds of Magic increasing in strength when changing: +5% (local province)
Growth: +10 (local province)
Control: +4 (local province)
The High Elves will have to find a new title for their beloved queen, as she certainly isn’t around for-‘ever’.

Defeat Alith Anar
Shadow’s Fall
Hero action cost: -15% (local region)
Hero action success chance: +10% (local region)
The reign of Anar is at an end; the Shadow King has stepped into the light for the final time.

Defeat Eltharion the Grim
Mistpiercer
Attribute: Charge Defence vs Large
Missile resistance: 10%
With the dour defender defeated, Ulthuan lies exposed.


Defeat Sea Lord Aislinn
Not So Pernicious
Attrition: -50% casualties suffered from high seas, reef and storm attrition (Lord's army)
Leadership: +10 when fighting against High Elves (Lord's army)
Campaign movement range: +10% whilst at sea
In keeping with his own callous ways of warfare, Aislinn has been granted a second chance to rest in the abyssal depths.

Defeat Teclis
Ruin Unrestrained
Winds of Magic power reserve capacity: +10 (Lord's army)
With Teclis defeated, who will drive back the forces of Chaos from the world?

Defeat Tyrion
Ulthuan Undefended
Recruit rank: +1 for all units (Lord's army)
Melee attack: +2 (Lord's army)
Now the Asur's greatest warrior has been laid low, what of the island kingdom he is sworn to protect?
Khorne

Defeat Arbaal the Undefeated
Arbaal the Defeated
Leadership: +4 (Lord's army)
Vigour loss reduction: -15% (Lord's army)
It will be difficult for Arbaal to keep referring to himself as "The Undefeated" after this battle.

Defeat Skarbrand the Exiled
Bloodquencher
Charge bonus: +5 (Lord's army)
Weapon strength: +8% (Lord's army)
The permanent return of the Exiled One has been, if not prevented, then seriously hampered in its progress by a detailed defeat in battle.

Defeat Skulltaker
Avenge the Skull-Less
Physical resistance: 10%
Melee attack: +2 (Lord's army)
Irony struck when the Skulltaker himself lost his own skull in the heat of battle.
Kislev

Defeat Boris Ursus
Red Dead
Leadership: +8 when fighting against Warriors of Chaos, Daemons of Chaos, Chaos Dwarfs and Norsca (Lord's army)
Tzar Boris may well have come back from the dead to fight again, but it might have been more prudent to stay that way for all the good it's done him.

Defeat Kostaltyn
Faith-Breaker
Enables flaming attacks
Leadership: +6 when in own territory (Lord's army)
The Kislevite Patriarch's obsession with dogma and control proved to be his undoing in battle, where he was soundly subjugated by his opponent. Oh, the irony…

Defeat Mother Ostankya
Witch of the Woods
Targeting range: +10% for spells
Winds of Magic power reserve capacity: +5 (Lord's army)
Spell resistance: 5% (Lord's army)
The woods are less spooky now, but only slightly.

Defeat Tzarina Katarin
Ice Lode Crusher
Attribute: Causes Terror when fighting against Kislev
Enables frostbite attacks
Though she was as mighty as the Khan-Queen Miska, that didn't stop Kislev's current Ice Queen from suffering at the hands of her opponent.
Lizardmen

Defeat Gor-Rok
Movable Mountain
Attribute: Expert Charge Defence
Leadership: +4 (Lord's army)
Not all mountains are immovable – locate its weakness, its faultline, and turn the crack into a yawning chasm.

Defeat Kroq-Gar
Saurussmiter
Melee defence: +10
Control: +2 (local province)
Today, the battle is over for Xhotl's last defender, but the war rages on - have no doubt.

Defeat Lord Mazdamundi
Spawnkiller
Leadership aura size: +25%
It would seem that the lizard king can't always do everything; winning, for instance.

Defeat Nakai the Wanderer
Wanderer No More
Melee defence: +10
Bonus vs Large: +10
All journeys must eventually come to an end. This one has been cut short long before reaching its destination, however.

Defeat Oxyotl
One That Hunts the Unseen
Attribute: Vanguard Deployment
The secrets of the world’s fate are now cast into oblivion along with the ancient hunter’s soul.

Defeat Tehenhauin
Prophet of Doom
Casualties captured post-battle: +15% (Lord's army)
Attrition: -25% casualties suffered from all attrition (Lord's army)
"Ha! For all his power, the Prophet couldn't foresee his own demise..."

Defeat Tiktaq'to
Out of the Skies
Campaign line of sight: +10%
Campaign movement range: +10%
The skies are brighter - and safer - today now the bewinged purveyor of death from above has been taken down.
Norsca

Defeat Sayl the Faithless
Sayl the Lifeless
Spell resistance: 20% for Infantry units (Lord's army)
Diplomatic relations: +10 with Norsca
Strangled by paranoia and hubris, the Faithless One's betrayals could take but one shape – a downward spiral without respite, save the oblivion of death.

Defeat Sayl the Faithless
Sayl the Lifeless
Spell resistance: 20% for Infantry units (Lord's army)
Diplomatic relations: +10 with Norsca
Strangled by paranoia and hubris, the Faithless One's betrayals could take but one shape – a downward spiral without respite, save the oblivion of death.

Defeat Sayl the Faithless
Sayl the Lifeless
Spell resistance: 20% for Infantry units (Lord's army)
Diplomatic relations: +10 with Norsca
Strangled by paranoia and hubris, the Faithless One's betrayals could take but one shape – a downward spiral without respite, save the oblivion of death.

Defeat Throgg
Troll Hunter
Bonus vs Large: +15
Weapon strength: +3%
An oddity among his kind, Throgg is nothing if not tenacious - he won't stay down for long.

Defeat Wulfrik the Wanderer
Blood Feuder
Bonus vs Infantry: +5
Charge bonus: +10%
So you've roundly marmalised the Eternal Challenger? He'll be back for a rematch, and soon – of that you can be certain.
Nurgle

Defeat Epidemius
Enumerator's End
Attribute: Immune to Contact Effects
Research rate: +10
Why is Six afraid of Seven? Because Seven eight Nine...

Defeat Ku'gath Plaguefather
Air Freshener
Chance of a plague spreading: -20% (Lord's army)
Growth: +30 (local province)
For all his poxes and foul contagions, Nurgle's Foetid Brewmaster was overcome in battle by good, old-fashioned brute force.

Defeat Tamurkhan the Maggot Lord
Tamur-Can't
Character experience gain: +15% (Heroes in Lord's army)
Local recruitment capacity: +1 (local province)
Ultimately, all of the ambition, the amassed, slavering hordes, and the channelled power of Nurgle Himself, came to naught when faced with steel and sorcery.
Ogre Kingdoms

Defeat Golgfag Maneater
Easy Come, Easy Gone
Magic item drop chance from battle: +10%
Post battle chance of stealing a magic item: +5%
The fortunes of the original Maneater's life and death are most aptly described by his own mantra.

Defeat Greasus Goldtooth
Cashing Out
Income from all buildings: +20% (local province)
Income from trade tariffs: +10%
Like all Tyrants, in the end Greasus Goldtooth proved to be nothing but a massive bag of hot air and empty threats.

Defeat Skrag the Slaughterer
Maw’s the Pity
Winds of Magic power reserve capacity: +8 (Lord's army)
Miscast base chance: -10%
As it turned out, the Maw-that-Walks proved too slow for his adversary, who ended up running circles around the great big lump of Ogreish lard.
Skaven

Defeat Deathmaster Snikch
Deathmaster by Nature
Hero action success chance: +4% (local region)
Attribute: Stalk
It would appear that the Eshin's infamous Chief Assassin has been decisively defeated, the victim of his own malice.

Defeat Ikit Claw
A 'Fitting' End?
Winds of Magic power reserve capacity: +10 (Lord's army)
Research rate: +10
Ikit Claw may have been defeated utterly, but he'll surely be back again soon, with a new, better, nastier, probably-motorised plan. Watch out!

Defeat Lord Skrolk
Plaguelash
Immune to Swamp attrition (Lord's army)
Control: -5 (local enemy province)
His dreadful staff, and the disease it spreads, cannot save Skrolk from the righteous scourge.

Defeat Queek Headtaker
Verminflail
Bonus vs Infantry: +10
See how he runs - all the way to the sewer from which he first skulked!

Defeat Thanquol
Bone of a Ripper
Weapon strength: +10% when fighting against Skaven (Lord's army)
Miscast base chance: +25% for all enemy spellcasters (enemy armies in local province)
With great effort, the monster and its master have been cast down! Alas, it might not be for good...

Defeat Throt the Unclean
Deep Cleaner
Hit points: +10%
The blemish of the Unclean one stains the world no more, his foul presence having been wiped from existence.

Defeat Tretch Craventail
Craven by Name...
Speed: +12%
Leadership: +4 during subterranean intercept battles (Lord's army)
Turning and running away, under the auspices of coming back with reinforcements, is just running away – and the mark of a coward to boot.
Slaanesh

Defeat Dechala, the Denied One
The Truly Denied
Attribute: Immune to Contact Effects
Attribute: Devastating Flanker
Her beauty only skin-deep, her cruelty a cracking veneer over a yawning emptiness. Her glorious, whirling madness? Mere madness, nothing more.

Defeat N'Kari
Tyrion Owes Me
Character experience gain: +7% (factionwide)
Speed: +6% (Lord's army)
The most notorious of Slaanesh's Keepers of Secrets has once again tasted defeat, no doubt finding it a most unpleasant sensation!

Defeat The Masque of Slaanesh
The Rhythm Stilled
Armour-piercing weapon damage: +40
Vigour loss reduction: -20%
A permanent misstep in the Accursed Maiden's Eternal Dance has marked her final performance.
Tomb Kings

Defeat Arkhan the Black
Arkhan the Blackened
Diplomatic relations: +20 with Tomb Kings
Weapon strength: +25% when fighting against Vampire Counts
The Liche King may have dark sorcery and the power of the Great Necromancer, but that's not always enough when facing massed-ranks and hefty blades.

Defeat Grand Hierophant Khatep
Not So Grand Hierophant
Immune to Desert attrition (Lord's army)
Immune to Sandstorm attrition (Lord's army)
Winds of Magic power reserve capacity: +8 (Lord's army)
"They say he can hold back death's cold embrace. I see little evidence of that this day!"

Defeat High Queen Khalida
Khalida Never-Living
Recruit rank: +2 for Missile units
Diplomatic relations: +30 with Vampire Counts
The Warrior-Queen was defeated once before in life – fatally. Although she was saved by the blessings of the Asp-Goddess then, they cannot save her now.

Defeat Settra the Imperishable
Settra the Perishable
Charge bonus: +15
Control: -3 (local enemy province)
As it turns out, the Imperishable is just as perishable as the rest of us…
Tzeentch
Defeat Kairos Fateweaver
Didn’t See That Coming
Winds of Magic power reserve capacity: +5 (Lord's army)
Spell resistance: 15% (Lord's army)
Despite knowing every spell ever uttered, the Mocking Watcher was laid low this day by a superior adversary – which must drive him even more insane!

Defeat The Changeling
Final Trick
Hero action success chance: +5% (local region)
Post battle chance of stealing a magic item: +10%
Fortunately, playing dead isn't another one of his pranks... Er, hopefully.
Undead Legions

Defeat Nagash
The Dying King
Leadership: +5 when fighting against Undead factions (Lord's army)
Ward save: +5%
Despite his best efforts, the Master of Undeath could not cheat oblivion. The miasma of his endless grave fades from the world… for now.
Vampire Coast

Defeat Aranessa Saltspite
Consigned to the Drink
Passive ability: "Regeneration" when fighting at sea
Income from sacking settlements: +15%
Once again, the Norscans can raid and rob and plunder in peace. For now, at least.

Defeat Count Noctilus
Dreadfleet Drowned
Leadership: +5 when fighting against Vampire Coast (Lord's army)
Leadership: +5 when fighting at sea (Lord's army)
"Back down to Galleon's Graveyard with you, Noctilus, it's all you're good for!"

Defeat Cylostra Direfin
Siren Extinguished
Winds of Magic power reserve capacity: +10 (Lord's army)
Miscast base chance: -10%
"Right, earplugs out, lads - she's gone down to Stromfels' Chest, where she belongs, the harpy!"

Defeat Luthor Harkon
One Down, X to Go
Leadership: +10 when fighting at sea
Spell resistance: 15%
Although a deadly foe has been defeated, one has to wonder if all his personalities have been slain…
Vampire Counts

Defeat Heinrich Kemmler
Lichekiller
Spell resistance: 10% (Lord's army)
Kemmler's quest for the darkest of knowledge will never be over, but has suffered something of a setback.

Defeat Helman Ghorst
Ghorst or Ghost?
Enables poison attacks
Apparently death is merely an obstacle to be overcome; must be inconvenient, however.

Defeat Isabella von Carstein
Cruelty Restrained
Passive ability: "Regeneration"
Stone-cold beauty is no guarantee of victory.

Defeat Mannfred von Carstein
Moonslaker
Attrition: -50% casualties suffered from Vampiric territory attrition (Lord's army)
He who quenches his thirst on the blood of the living will find cold steel his just reward.

Defeat Neferata
First, Not Finest
Enemy Hero action success chance: -50% (characters in local region)
Ambush success chance: +10% (Lord's army)
Ambush defence chance: +30% (Lord's army)
The First of the Vampires saw her schemes unravel, heralding her undoing. Her conniving influence no longer finds purchase in the world.

Defeat The Red Duke
The Dead Duke
Diplomatic relations: +10 with Bretonnia
Melee attack: +10
The Scourge of Aquitaine scourges no more. The Land of Chivalry shall remember the worth of your blade.

Defeat Vlad von Carstein
Undeath Descendant
Incoming Healing Modifier: +10%
Hit points: +10%
Down but probably not out, as you cannot really kill what doesn't truly live.
Warriors of Chaos

Defeat Archaon the Everchosen
Doomslayer
Melee attack: +2 when fighting against Warriors of Chaos, Daemons of Chaos, Chaos Dwarfs, Norsca and Beastmen (Lord's army)
Spell resistance: 10%
Physical resistance: 5%
The Everchosen may rise and rise again, but he will forever be consigned to oblivion!

Defeat Azazel
Duty Over Beauty
Leadership: +4 (Lord's army)
Weapon strength: +3% for Lords and embedded Heroes (Lord's army)
It seems that the Prince of Damnation had his wings clipped by this one's unmatched prowess!

Defeat Be'lakor
Bel'of'the'Ball
Winds of Magic power reserve capacity: +5 (Lord's army)
Casualty replenishment rate: +5% (Lord's army)
Weapon strength: +5% (Lord's army)
Control: +2 (local province)
The First Damned is the last to know that his time is up once more. Cast off and cursed by the Ruinous Powers, until they can perhaps find a use for him in a few millennia.

Defeat Festus the Leechlord
Doctor Retired
Casualty replenishment rate: +5% (Lord's army)
Vigour loss reduction: -15% (Lord's army)
The Dark Apothecary may be in need of a doctor himself after tangling with this one!

Defeat Kholek Suneater
Stormblight
Bonus vs Large: +20
Roiling skies, raging winds, and lightning didn't help the Herald of the Tempest, laid low this day by honest steel.

Defeat Prince Sigvald the Magnificent
Pride Assassin
Post battle chance of stealing a magic item: +10%
Physical resistance: 10%
Pride comes before a fall. Always.

Defeat The Glottkin
Slayer of the Triplets
Bonus vs Large: +10
Spell resistance: 10%
Melee defence: +5
The foetid scourge of the Glottkin Brothers has been scoured from the world; the blight of their foul presence dissipates from the land.

Defeat Valkia the Bloody
Queen Dethroned
Armour-piercing weapon damage: +20
Melee attack: +4
It is no small feat to vanquish the Gorequeen, Shield-Maiden of Khorne; the very definition of a worthy adversary.

Defeat Vilitch the Curseling
Conjoined Separated
Winds of Magic power reserve capacity: +10 (Lord's army)
Melee defence: +5
Neither Thomin's strength nor Vilitch's sorcery could hope match this one's martial power.
Wood Elves

Defeat Drycha
Destroyer of Dryads
Immune to Athel Loren attrition (Lord's army)
Control: -5 (local enemy province)
The forest’s most embittered wargrove could not overcome you – the Briarmaven of Woe is felled, her hate-filled spirit erased from the world.

Defeat Durthu
Tree Surgeon
Enables flaming attacks when fighting against Wood Elves
Even the mightiest tree in the forest can be felled - you just need a big enough axe!

Defeat Orion
Wildhunter
Leadership: +4 during forest battles
Melee attack: +5 during forest battles
Everyone has a weakness, however well hidden; even immortals must face defeat sometimes.

Defeat Sisters of Twilight
Twilight Extinguished
Casualty replenishment rate: +20% for this Lord (Lord's army)
Missile strength: +10%
Few things are everlasting. Just as dawn signifies the end of night and dusk the end of day, Ariel’s twin maidens are slain!
Other

Defeat Gotrek
Legendslayer
Attribute: Unbreakable
It's going to take more than that to finish them off! But perhaps you've made yourself an entry in their chronicles?