For all of the hype surrounding first-round knockout artist and Chinese light heavyweight prospect Zhang Mingyang, all it took was a second-round rally from the always unpredictable Johnny Walker to provide a heat check during Saturday's UFC Fight Night main event in Shanghai.

UFC Shanghai featured the first Brazilian to win a headliner this year, a sketchy catchweight affair that should have stayed on the shelf and a man with a special mullet punching his way through flyweight.