Warrior Cats: The Claws of Evil- Cavern of Shadows

Elders tell tales of a deadly battle that once took place in the forest. A horrible cat by the name of Fangstar formed a clan known as SlashClan, and was planning to take over the forest. He was prepared to kill any cat who got in the way. EagleClan, DawnClan, MoonClan, and CavernClan weren't going to let this happen...