If you found Cheradenine Zakalwe's ambiguous morality and troubled past compelling in Use Of Weapons, you'll be drawn to Gully Foyle in The Stars My Destination. Foyle, driven by vengeance, is a protagonist whose questionable ethics and raw determination blur the lines between hero and anti-hero, making for a gripping exploration of moral complexity.

If the deep philosophical undertones and existential questions in Use Of Weapons fascinated you, Anathem is a must-read. Stephenson’s novel plunges into discussions about consciousness, the nature of reality, and the boundaries of knowledge—all woven into an engaging science fiction narrative that will satisfy your craving for intellectual challenge.

If you appreciated the dual timelines and non-linear structure of Use Of Weapons, you'll find The Dispossessed rewarding. Le Guin masterfully alternates between two periods in Shevek's life, gradually revealing the protagonist’s motivations and the intricacies of two contrasting societies, creating a layered and revelatory reading experience.

If Zakalwe’s internal struggles and psychological complexity resonated with you in Use Of Weapons, Light will captivate you with its deeply flawed protagonists. Harrison delves into the minds of characters haunted by their pasts, obsession, and guilt, creating a darkly compelling and introspective science fiction novel.

If you enjoyed the web of manipulation, power struggles, and layered objectives in Use Of Weapons, then The Player of Games is a perfect match. Follow Jernau Morat Gurgeh as he becomes entangled in an elaborate game that is as much about politics and subterfuge as it is about winning, with Banks’s signature complexity and twists.