I’m looking for advice. I have a 125 gallon tank. Already in my tank is a yellow, powder blue tang, sailfin, and Tomini. All of them are approximately 2-3” in size. Am I insane for thinking of adding water a final one to the gang? I’m leaning towards getting an orange shoulder tang or lollipop. Be brutally honest as I’d rather not get a fish killed and also torture the fish and waste money. That said the most aggressive in the tank is a tie between the yellow and pb