- Main article: Halfus Wyrmbreaker
|Race||Bronze drake (Dragonkin)|
16,598,800 (25man Heroic)
|Location||Bastion of Twilight|
- Time Dilation — Upon being released the Time Warden warps the flow of time around Halfus's Proto-Behemoth, reducing the velocity of its deadly fireballs.
- Dragon's Vengeance — The Time Warden curses Halfus as it dies, causing Halfus to take 100% increased damage. This effect stacks.
- Patch 4.0.3a (2010-11-23): Added.