Da página 5 do Eberron Player's Guide.
HOW TO USE THIS BOOK
This book is designed to help you create characters in the DUNGEONS & DRAGONS® game using the unique flavor and details of the EBERRON setting. The EBERRON Player's Guide uses the core rules and game mechanics of DUNGEONS & DRAGONS. YOU can use a character from another D&D campaign setting in Eberron without any modifications. You can create a character who could be found only in Eberron, usingthe new races, classes, backgrounds, and feats foundin this book. Or you can make a hero who combineselements from more than one setting. The EBERRON Player's Guide offers you a wealth of information to help you design a character ready to take on thiscomplex world of wonders, terrors, and adventures.
Isto parece apoiar toda a nossa conjectura na seção de comentários. Obrigado por pesar em todos.