What Defines a Truly Great Fantasy Book Series?

[thomas]

Great fantasy book series are often shaped by immersive worlds, consistent storytelling, memorable characters, and long-term character growth across multiple books. This forum centers on discussing what qualities make a fantasy series stand out, including world-building depth, plot continuity, myth systems, and how series evolve over time. Conversations stay focused on storytelling structure, reader expectations, and comparisons across different fantasy series without promotional intent.