You meet new heroes such as the Blood Elf prince Kael’thas and Illidan Stormrage. In terms of single-player campaigns, Frozen Throne raises the stakes in the original real-time strategy part-with increased difficulty and more personal stories. Also, there are new units such as Blood Elves, the Naga, and the Draenei.
Sea-based units are returned from Warcraft II. After that, it introduces a host of new content. As such, it requires you to have a working copy of Reigns of Chaos. The first thing players should know about Warcraft III: The Frozen Throne is that it is an expansion and not a standalone game.