This is the codex for the 3rd edition rules of Warhammer 40,000.

Codex: Craftworld Eldar takes a closer look at five of the Eldar craftworlds and their armies. Inside you will find rules for using Biel-tan, Saim-hann, Ulthwe, Alaitoc and Iyanden Eldar armies. To use the contents of this book you will need a copy of Codex: Eldar.