The Codex of Xerrath has a very low drop rate from killing the Krasarang Wilds Patch 5.1 Landfall mobs. Check out the official World of Warcraft website to see which mobs drop it.
It’s said the Sealed Tome of the Lost Legion will drop from Isle of Thunder mobs and elite mobs, too.
- An Unusual Tome
- Reader of the Dead Tongue
- A Tale of Six Masters
- Seeking the Soulstones
- Seek the Signal
- Infiltrating the Black Temple (Scenario)