Icewind Dale II expands upon gameplay elements found in Icewind Dale, offering players the ability to hone their combat skills and achieve even more powerful possessions, spells, and experience. Icewind Dale II hosts a large variety of new weapons, armor and magical items and features all the spells from Icewind Dale and its expansion Icewind Dale(tm): Heart of Winter(tm). Additionally, Icewind Dale II includes over 50 new spells such as Executioner's Eyes and Aegis, bringing the total to over 300 spells.
In addition, over 100 new special items can be found in Icewind Dale II's elevated "Heart of Fury" mode, first introduced in Icewind Dale: Heart of Winter. This challenging mode enhances the game's replayability by allowing players to face intensely difficult and strategic battles with their high level, battle-hardened characters.