This amazing Slipcase set includes the core three books:

RuneQuest - Roleplaying in Glorantha - Core Rules

RuneQuest - Glorantha Bestiary

RuneQuest Gamemaster Screen Pack

RuneQuest: Roleplaying in Glorantha is an all-new edition of one of the world’s most influential and acclaimed fantasy roleplaying games. First appearing almost 40 years ago, RuneQuest is as dynamic and vital as ever. This all-new, deluxe edition introduces RuneQuest and its setting of Glorantha to new players everywhere.