Horus Heresy book order

Step 1

Horus Rising

Step 2

False Gods

Step 3

Galaxy in Flames

Step 4

The Flight of the Eisenstein

Step 5

Fulgrim

Step 6

Descent of Angels

Step 7

Legion

Step 8

Battle for the Abyss

Step 9

Mechanicum

Step 10

Tales of Heresy

Step 11

Fallen Angels

Step 12

A Thousand Sons

Step 13

Nemesis

Step 14

The First Heretic

Step 15

Prospero Burns

Step 16

Age of Darkness

Step 17

The Outcast Dead

Step 18

Deliverance Lost

Step 19

Know No Fear

Step 20

The Primarchs

Step 21

Fear to Tread

Step 22

Shadows of Treachery

Step 23

Angel Exterminatus

Step 24

Betrayer

Step 25

Mark of Calth

Step 26

Vulkan Lives

Step 27

The Unremembered Empire

Step 28

Scars

Step 29

Vengeful Spirit

Step 30

The Damnation of Pythos

Step 31

Legacies of Betrayal

Step 32

Deathfire

Step 33

War Without End

Step 34

Pharos

Step 35

Eye of Terra

Step 36

The Path of Heaven

Step 37

The Silent War

Step 38

Angels of Caliban

Step 39

Praetorian of Dorn

Step 40

Corax

Step 41

The Master of Mankind

Step 42

Garro

Step 43

Shattered Legions

Step 44

The Crimson King

Step 45

Tallarn

Step 46

Ruinstorm

Step 47

Old Earth

Step 48

The Burden of Loyalty

Step 49

Wolfsbane

Step 50

Born of Flame

Step 51

Slaves to Darkness

Step 52

Heralds of the Siege

Step 53

Titandeath

Step 54

The Buried Dagger

Step 55

The Solar War

Step 56

The Lost and the Damned