Get your hands on the limited GOAT—GREATEST OF ALL TIME Champ's Edition, a tribute to Muhammad Ali. Each book is autographed by Ali and Jeff Koons, and comes with the Radial Champs sculpture by Koons and four signed prints of The Champ by Howard L. Bingham. This exclusive edition (No. 1–1,000) includes Ali and Koons' signatures, the Radial Champs sculpture, and four signed prints.