u mean that wet acid thing? thats probably made with frequency or amplitude modulation. in thor theres a fm synth u can use or u can use the fader next to osc one to am modulate osc one with the wave from osc 2 (higher pitch means more intense mod). they also modulate a lopass filter on that synth with a relative high resonase The second dryer talking synth is probably am modulated and run through a format filter. u have a nice talking format filter in thor also