- Ancestral Phoenix Egg
- Binds when picked up
- Unique
- Requires Level 90
- "Redeem for your choice of Ancestral Phoenix."
Ancestral Phoenix Egg is turned in for one of the following Pandaren phoenix mounts:
[Reins of the Crimson Pandaren Phoenix]
[Reins of the Ashen Pandaren Phoenix]
[Reins of the Emerald Pandaren Phoenix]
[Reins of the Violet Pandaren Phoenix]
The mounts are not account bound, so choose color carefully!
Source
This item is a reward from the achievement 
Challenge Conqueror: Silver.
Patches and hotfixes
Patch 5.0.4 (2012-08-28): Added.