From everyday heroes to Oz's top sportsmen and women, Australian athletes are all lining up to take their shot at the most difficult obstacle course in the world. [S]
The second heat of Oz's take on the hit format features the Battle of the Tradies, the only husband-and-wife team, Queenslander larrikin mates and a former elite gymnast. [S]
50 new competitors face the Ninja course in the third heat, but three new obstacles - The Bomb Slider, The Cargo with Lache, and The Ball and Chain - make their debut as well... [S]
Ninja Island hosts its first Battle of the Codes when rugby league star and Footy Show host Beau Ryan steps up to the podium against Australian football star Adam Cooney. [S]
It's the final heat before the semi-finals - 50 Ninjas are competing for the last 18 spots this time, and they will have to face some new obstacles to make it there. [S]