32 books in series

Warriors Universe

Warriors Universe is a 32-book series with 32 primary works first released in 2003 with contributions by Erin Hunter.

The Sun Trail
Thunder Rising
The Blazing Star
Warriors: Dawn of the Clans #5: A Forest Divided
Vào Trong Hoang Dã
Fire and Ice
Forest of Secrets
Rising Storm
A Dangerous Path
The Darkest Hour
Midnight
Moonrise
Starlight
Sunset
The Sight
Dark River
Outcast
Sunrise
Cover 1

The Fourth Apprentice

Fading Echoes
Warriors: Omen of the Stars #4: Sign of the moon
The Apprentice's Quest
Darkest Night
Lost Stars
Warriors: The Broken Code #3: Veil of Shadows
The Place of No Stars
A Light in the Mist
Shadow
Thunder
Wind
Star
Warriors: Changing Skies #1: The Elders' Quest