
Tomb Kings
Total War: Warhammer II DLCSteam store page ↗
What needs this DLC in Warhammer III patch 9.0, by the game's ownership tables. Some content can be unlocked by more than one DLC; it is listed under the one every unlocking set shares, else the earliest.
Lords and heroes (4)

Arkhan the Black
Followers of Nagash
Comes with Tomb Kings(Warhammer II)
Defeat trait: Arkhan the Blackened

Grand Hierophant Khatep
Exiles of Nehek
Comes with Tomb Kings(Warhammer II)
Defeat trait: Not So Grand Hierophant

High Queen Khalida
Court of Lybaras
Comes with Tomb Kings(Warhammer II)
Defeat trait: Khalida Never-Living

Legendary lord.
Units (48)
1Casket of Souls
4Screaming Skull Catapults
60Hexwraiths
24Necropolis Knights
24Necropolis Knights (Halberds)
24Venom Knights of Asaph (Necropolis Knights)
60Nehekharan Horsemen
60Storm Riders of Khsar (Nehekharan Horsemen)
60Skeleton Horsemen
60Skeleton Horse Archers
1Arkhan the Black
1High Queen Khalida
1Grand Hierophant Khatep
1Liche Priest (Death)
1Liche Priest (Light)
1Liche Priest (Nehekhara)
1Liche Priest (Shadows)
1Necrotect
1Settra the Imperishable
1Tomb King
1Tomb Prince
120Crypt Ghouls
120Nehekharan Warriors
120Usirian's Legion of the Netherworld (Nehekharan Warriors)
120Skeleton Archers
120Blessed Legion of Phakth (Skeleton Archers)
160Skeleton Spearmen
160King Nekhesh's Scorpion Legion (Skeleton Spearmen)
160Skeleton Warriors
120Tomb Guard
120Tomb Guard (Halberds)
120The Khepra Guard (Tomb Guard)
24Carrion
10The Flock of Djaf (Carrion)
80Dire Wolves
60Fell Bats
1Hierotitan
1Necrosphinx
1The Sphinx of Usekph (Necrosphinx)
16Sepulchral Stalkers
16Eyes of the Desert (Sepulchral Stalkers)
1Tomb Scorpion
16Ushabti
12Ushabti (Great Bows)
12Chosen of the Gods (Ushabti – Great Bows)
1Khemrian Warsphinx
12Skeleton Archer Chariots
12Skeleton Chariots
Factions (4)
Source: ownership_products (Tomb Kings), ownership_content_pack_requirements, …_required_products and the unit, agent-subtype and faction ownership junctions, patch 9.0.