Cover art for Horizon Protocol

Horizon Protocol

By Callum Brown

Series

Variant Wars - book 1

Genres: science, science-fiction, thriller-suspense

Recordings

Narrated by Sean Letourneau

Runtime: 2 h 49 min
Publisher: Callum Brown
Released: 2025
ASIN (us): B0FMZS8XS3
33 chapters