Extinction Cycle Universe

Authors: A.J. Sikes, Aaron Sikes, Nicholas Sansbury Smith, Walt Browning, Adrian J. Smith

Related Series: Gods of Chicago, State of Jefferson Stories, Redemption Trilogy, Extinction New Zealand, Extinction Survival

The Extinction Cycle Universe book series by multiple authors includes books The Rule of Three, Lost Valley, Penance, and several more. See the complete Extinction Cycle Universe series book list in order, box sets or omnibus editions, and companion titles.

4 Books

The Rule of Three

Adrian J. Smith, Nicholas Sansbury Smith

From $5.79

Lost Valley

Walt Browning

From $13.99

Penance

A.J. Sikes, Aaron Sikes

From $12.99

Emergence Lib/E: An Extinction Cycle Story

Aaron Sikes, A.J. Sikes

From $13.12

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Extinction Cycle Universe

The Rule of Three

Lost Valley

Penance

Emergence Lib/E: An Extinction Cycle Story

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