Erin Hunter

Warriors #1: Into the Wild

Warriors: Omen of the Stars #1: The Fourth Apprentice

Seekers #1: The Quest Begins

Warriors: Omen of the Stars #3: Night Whispers

Warriors #3: Forest of Secrets

Warriors #5: A Dangerous Path

Warriors: The New Prophecy #1: Midnight

Warriors #4: Rising Storm

Warriors #6: The Darkest Hour

Warriors #2: Fire and Ice

Warriors: The New Prophecy #6: Sunset

Warriors: Omen of the Stars #2: Fading Echoes

Warriors: Omen of the Stars #4: Sign of the Moon

Warriors: A Vision of Shadows #1: The Apprentice's Quest

Warriors: A Vision of Shadows #3: Shattered Sky

Warriors: A Vision of Shadows #5: River of Fire

Warriors: A Vision of Shadows #4: Darkest Night

Warriors: A Vision of Shadows #6: The Raging Storm

Warriors: The New Prophecy #5: Twilight

Warriors: The New Prophecy #4: Starlight