Similar to Breakthrough

How these recommendations are computed

Each series below is matched against Breakthrough by Michael C. Grumley using a similarity score that combines shared genres (Urban Fantasy, Military Fantasy), shared themes (Smart MC, No Romance, Fast Paced, Mystery, Survival, Epic Length, No Gore, Political Intrigue), and contributor overlap (same author or narrator). Results are ranked by the total overlap; the strongest matches appear first. Every recommendation is itself a complete series — no cliffhangers.