Rory Arnold will be most remembered in Ireland for narrowly avoiding a red card for his dangerous tackle on Simon Zebo last weekend. Despite admitting that his discipline needs to improve, the Australian lock has a remarkable back story stemming back to before he made the trip over to south-west France. After being noticed playing touch rugby in 2010 in the Bilambil sports club in Australia, Rory and twin brother Richie trained in their bare feet with the Murwillumbah Bananas until the local shop managed to stock some size 14s. So began the storied rapid rise of Rory, who at one point became the tallest player in Australian rugby. Here both players are – playing with boots now – with a chance to make it to consecutive Champions Cup finals. C …