stocking 450 gallon

I have been researching for my Lake Malawi Mbuna Cichlid tank and what to stock it with. I have four so far that I am pretty sure will work and I know we want. I was going to take the lazy way out and get a bunch of those four, but then I went to my LFS and saw the beauty in the variety they had...

So I've been keeping fish for 4 years in a 55 gallon aquarium but have decided to get a much larger 450 gallon aquarium. I have little experience keeping bigger carnivorous fish and wanted to know if this would be an okay stocking list for a 450 gallon tank. 1 Tiger Oscar 9 Silver Dollars 1 or...