
Book guide
Catalyst Gate
The gates are open, the code is cracked, and humanity is running out of time.
Genre and trope pairingsSci-FiPolitical intrigueSci-FiClonesSpace OperaPolitical intrigueSpace OperaAlien civilizationsSpace OperaFound crewAdventureRace against time
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About Catalyst Gate
The secrets of the Casimir gates have finally been revealed, but humanity is still in danger. Major Sanda Greeve and her crew must confront Rainier, an ancient alien intelligence determined to bring humanity down, in the explosive finale of the Protectorate trilogy.
Reading signals
- Spice
- Light
- Darkness
- Balanced
- Pacing
- Fast
Series
The Protectorate · Book 3 of 3
Content warnings
- bodily harm
- brainwashing
- death
- emotional trauma
- self-harm
- torture
- gun violence
- war
- injury/injury detail
- genocide
- gore
- medical trauma



