Originally Posted by
Zulkhan
Both instances are right, so is not really a change. Mind you, "doing what he thinks is right for his people" doesn't necessarily mean he sentimentally cares about them. Gul'dan's dream is all about turning the orcs into a race of unstoppable conquerors, with Gul'dan himself leading them while wielding the power of a god.
Yeah, I guess it didn't make sense leave him behind following the plot of the movie, where is said that the strongest orc warriors were going to lead the charge. And no way in hell you're going to exclude Grommash Motherfucking Hellscream from that first wave.
I think there is a shot of Kargath too, another chieftain intended to stay on Draenor in the original lore.