Invincible
Requires:
- Level 20
- Apprentice (75) Riding
Movement:
- Run Speed: +60% or +100%
- Flying Speed: +150% or +280%
- Swims? No
Source:
- Arthas the Lich King
- Icecrown Citadel (Heroic 25)
Notes:
Obtaining this mount grants the Feat of Strength achievement "Invincible's Reins".
Introduced in Patch 3.3
More info: Thotbott | Allakhazam| Wowhead