In the Pit of Saron he serves as mount to Scourgelord Tyrannus. During the Tyrannus encounter he flies overhead raining down ice upon the players, and flies away when Tyrannus is slain.
Icy Blast — Rimefang breaths ice at a player's location, inflicting Frost damage on impact and creating a patch of ice. The ice persists for 1 min., inflicting 2081 to 2419 Frost damage and reducing movement speed by 75% to those caught within the lingering icy chill.
Hoarfrost — Rimefang unleashes hoarfrost, inflicting 6256 to 8044 Frost damage to players within 8 yards of the point of impact, stunning them for 5 sec.