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Monster Security Agency Books in Order
Below you'll find the complete list of Monster Security Agency books in publication order. This is generally the recommended reading order for the series.
Reading order verified: March 2026
Quick Answer
What order should I read the Monster Security Agency series? Start with "Guarded by the Golem" (2024) and follow publication order through all 18 books.
The complete Monster Security Agency reading order is listed below in publication sequence.
Publication Order
Guarded by the Golem
2024
Guarded by the Snake (By: Layla Fae)
2024
Guarded by the Spider (By: Cassie Alexander)
2024
Guarded by the Kraken (By: Cassie Alexander)
2024
Guarded by the Leshy
2024
Guarded by the Vodnik (By: Layla Fae)
2024
Guarded by the Nightmare (By: Cassie Alexander)
2024
Guarded by the Reaper
2024
Guarded by the Phantom (By: Layla Fae)
2024
Guarded by the Krampus (By: Cassie Alexander)
2024
Guarded by the Yeti
2024
Guarded by the AI (By: Cassie Alexander)
2025
Hot Knights and Fairy Tails
2015
Romancing the Otherworld
2021
Monstrous Desires
2022
Rituals & Runes
2022
Monsters Before Men
2022
Guarded by the Symbiote
2025
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