Daily Mail Frontline reporter Richard Pendlebury and cameraman Jamie Wiseman travel to the Kharkiv Oblast’s frontline areas, where they meet the futuristic ground drones deployed by Ukraine’s most innovative combat unit, which has been given the nickname the ‘Billionaires Brigade.’ It claims to be the template for a future, cutting edge Ukrainian army. As such, the brigade is able to recruit Ukraine’s best officer cadets, counts a number of celebrities among its volunteer soldiers, and is no stranger to visiting global dignitaries. So who are these poster boys?