Originally Posted by radonc1

It is attractive because the AA Executive MC gives you AC admission for the discounted price of $450 (the AF) (versus at a minimum of $550 or more) if you are buying AC admission by itself.
Furthermore, while a person who buys AC admission will pay for additional family members to be added on to your membership (pushing the potential cost to almost $1000/year), using the AA card allows you to add AUs for no additional cost which means your AA card will get you and your AUs into ACs for $450.

For those of us who value club admission, this is a huge value that the AA Executive card supplies.

Of course, in addition, you get AA miles which is meh. However, until 12/31, each mile counts for your MM status, which for me is double meh.