Codex: Tyranids is a Codex for the 6th Edition of the Games Workshop table top game Warhammer 40,000. The hardcover book has 104 pages and is printed in full color.
- The Great Devourer — a guide to the background of the Tyranids.
- Forces of the Hive Mind — includes new Warlord Traits; Tyranid special rules; and a detailed description of all Tyranid organisms.
- Weapons and Biomorphs — Rules for Tyranid Biomorphs and psychic powers.
- Colours of the hive fleets — miniature showcase
- Codex, a general overview of all Codex publications.