Brute Justice Card

Brute Justice Card is an epic Triple Triad card.

Source
Brute Justice Cards can be obtained as a drop in a duty or purchased from vendors.

Duties
Brute Justice Cards can be obtained as a drop from the following duties:
 * Alexander - The Burden of the Son

Vendors
Brute Justice Cards can be obtained during the Moogle Treasure Trove event by exchanging 7 with the following vendors:
 * Itinerant Moogle

This item will become available for exchange once the player has obtained the the achievement Sins of the Son I.