Step inside the world of Erin Hunter's #1 bestselling Warriors series with the ULTIMATE guide to the cats and Clans. In this updated and expanded edition celebrating 20 years of Warriors, discover all-new interior art and never-before-seen bonus content.

Erin Hunter’s #1 bestselling Warriors series continues! Discover more epic adventure in this second book in the Starless Clan arc. Disaster has struck at the heart of RiverClan, leaving its warriors and its new medicine cat apprentice scrambling to protect their Clan—even if it means lying to the others. But at a time when the warrior code itself is shifting, no Clan is truly at peace… or truly safe. Packed with action and intrigue, this seventh Warriors series is a perfect introduction for new readers, while long-time fans will be thrilled to discover what unfolds after the events of...

Erin Hunter’s #1 bestselling Warriors series continues! Discover more epic adventure in this fourth book in the Starless Clan arc. Frostpaw was told to trust no cat, but a brutal attack has left her gravely injured, and she’ll need to depend on someone. When help arrives in the form of a young warrior, she convinces him to protect her as she follows StarClan’s cryptic directions toward the roots of RiverClan, where Riverstar has promised she’ll find the answers she’s been so desperately seeking. Back at the lake, the tension between ShadowClan and its neighbors might be easing,...