Cataclysm features a Collector's Edition which can be bought for $79.99 and includes the following extras:
- Behind-the-scenes DVD
- Exclusive in-game pet: Lil' Deathwing
- World of Warcraft Trading Game cards
- Cataclysm art book
- Cataclysm soundtrack
- Special-edition mouse pad with a picture of Deathwing
Check out the Official Cataclysm Page for more information.