The Horus Heresy series
The Horus Heresy series in Warhammer 40,000 has 110 books: 93 novels, 16 anthologies and 1 short story, published from 2006 to 2025 by 21 authors (Graham McNeill wrote 15). Start with Horus Rising by Dan Abnett (2006), book one. The list below runs in series order, then by release year for books without a number.
All 110 books in order
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Essential: a must-readDeep lore: extra background for fans
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