Which book does this blurb belong to?

Here is the blurb:
Kidnapped and taken to a frozen land after a the fierce battle with Lord Morgarath,Will and Evanlyn are bound for Skandia as captives aboard a fearsome wolfship.Halt has sworn to rescue hi young apprentice,and he will do anything to keep his promis—even defy his King.
Expelled from the Rangers he has served so loyally,Halt is joined by Will's friend Horace as he travels toward Skandia.On their way,they are challenged by freelance knights—but Horace knows a thing or two about combat.Soon his skills begin to attract the attention of knights and warlords for miles around.But will he and Halt be in time to rescue Will from a horrific life of slavery?