Wikipedia
Thistlecrack
Thistlecrack (foaled 29 March 2008) is a British Thoroughbred racehorse who competes in National Hunt races. Unraced until he was five years old, he recorded his first win in a National Hunt Flat race in 2014. In the 2014/15 National Hunt season he won two minor hurdle races before improving when tried over long distances and winning the Grade 1 Sefton Novices' Hurdle. In the following season he established himself as the best staying hurdler in Britain with wins in the Long Distance Hurdle, Long Walk Hurdle, Cleeve Hurdle, World Hurdle and Liverpool Hurdle