Among the 50 competitors taking on the Quintuple Steps, UFO Slider, Bridge of Blades, Spinning Wheel to Cargo Net, Tilting Frames and Warped Wall, we see several tradespeople take part in a Battle of the Tradies, the only husband and wife team and two larrikin Queensland mates. Can a former elite gymnast from Western Australia be the first woman to make it up the Warped Wall? The 18 competitors who make it the furthest the fastest advance to the semi-finals.