I really want to get a rifle in this wonderful round and start loading for it( only chioce) but were can I find brass?

Shiloh:
357 Max Brass is available at Midway for $12.11 per 100 and Midsouth Shooters Supply for $29.91 per 250.

Outback

the local Sportmans Warehouse has it here in Denver.....just bought up some of it yesterday.