Warriors #6: The Darkest Hour

Warriors #6: The Darkest Hour by Erin Hunter concludes The Prophecies Begin arc with a climactic battle that reshapes the destiny of the Clans. Fireheart, now Firestar, ascends as ThunderClan's leader and receives a prophecy from StarClan: "Four will become two, lion and tiger will meet in battle, and blood will rule the forest." Tigerstar, leader of ShadowClan, seeks to unite the Clans under his rule as "TigerClan," but his alliance with the ruthless BloodClan backfires when their leader, Scourge, kills him. Faced with annihilation, the Clans unite as "LionClan" to confront BloodClan. In a fierce battle, Firestar defeats Scourge, restoring peace and independence to the forest.