Chult is a land of peril and profit. Tomb of Annihilation offers both. The Tomb of Annihilation PDF is the ledger. It details the treasures and the dangers. DMs use the digital loot tables to reward players. The book also provides the monster stats. The PDF allows for quick encounter building. It also details the survival rules. The digital guide helps the DM apply the environmental pressure. It is the essential tool for balancing risk and reward in the jungle.