The Horus Heresy: Primarchs is a 17-book series with 17 released primary works first released in 2015 with contributions by David Annandale, Chris Wraight, Graham McNeill, Guy Haley, Gav Thorpe, Joshua Reynolds, David Guymer, Ian St. Martin, and Mike Brooks.
786 Warhammer 40,000
2016 • 5 Readers • 181 pages • 3
#3 of 17 in The Horus Heresy: Primarchs
2017 • 4 Readers • 201 pages • 3.5
#4 of 17 in The Horus Heresy: Primarchs
2017 • 2 Readers • 221 pages
#5 of 17 in The Horus Heresy: Primarchs
2017 • 1 Reader • 248 pages
#6 of 17 in The Horus Heresy: Primarchs
2018 • 9 Readers • 256 pages • 3.8
#7 of 17 in The Horus Heresy: Primarchs
2018 • 1 Reader • 215 pages
#9 of 17 in The Horus Heresy: Primarchs
2018 • 1 Reader • 161 pages
#10 of 17 in The Horus Heresy: Primarchs
2018 • 1 Reader • 218 pages
#11 of 17 in The Horus Heresy: Primarchs
2019 • 2 Readers • 233 pages
#13 of 17 in The Horus Heresy: Primarchs
2020 • 2 Readers • 193 pages • 4
#14 of 17 in The Horus Heresy: Primarchs
2021 • 6 Readers • 200 pages • 4.5
#15 of 17 in The Horus Heresy: Primarchs
2022 • 3 Readers • 176 pages • 3
#16 of 17 in The Horus Heresy: Primarchs
2022 • 2 Readers • 201 pages • 4
#17 of 17 in The Horus Heresy: Primarchs
2022 • 4 Readers • 184 pages • 4