The original Warcraft game released in 1994 introduced some new features when compared to Dune 2 by Westwood Studios. In Dune 2 the whole battlefield was more or less an open space and the addition of rivers, trees and such opened possibilities for increasing variation in level designs (including cave missions). This game at least had the attempt to make more specialized units when compared to something that only moves and shoots. WC also introduced the decicated worker unit and different types of resource. I like perhaps the darker atmoshere in this game better compared to brigher WC2. In every other way WC2 is a better game and perhaps a bigger leap for RTS genre. Four units / group limit is an improvement, but not by much. For some mysterious reason you also need to press control in addition to mouse while selecting units to a group instead of just holding the mouse button. It's not possible to cast spells while units are grouped and there is no autocasting for spells such as heali...