I remember that voice. He had a very dope voice and not as cartoonish
@4:15 "Hurry them down and make the Earth YOURS, empress. "
Goldar's voice actor said that voice was too much of a strain on his vocals to the point where he couldn't do other shyt so he had to switch it up to the voice most people remember. You can hear the inconsistency in the voice throughout the first season.