YOU choose which meats to buy. Just stick to a budget and it works out fine. Keep buffalo in mind and some day it may come down in price and then you will buy it. I wish for rabbit, some day it will be affordable. I got my freezer and Max is in love with the ostrich trim and tripe that is affordable when a whole box is purchased.
Raw takes a lot of study to start up. Raw takes a lot of shopping. Raw takes a lot of freezer room as you need to keep some variety at hand to save money.
I haven't found raw to be messy and during the course of my learning about raw figured out how much and what to feed.
Max was fine on kibble, fine on home cooked but is very much best on raw. Keep on reading, maybe someday you will be ready to try it out. No hurry.