Watch War Pony for Free: How to Stream the Movie Online at 123Movies. . The interlocking stories of two Lakota boys growing up on Pine Ridge Reservation. At 23, Bill just wants to make something of himself. Meanwhile, 12-year-old Matho can’t wait to become a man. Bound by their shared search for belonging, each of the boys grapple with identity, family, and loss, as they navigate their unique paths to manhood.