Regino participated for the first time at the Olympic Winter Games in Vancouver 2010 where he was 31st. He was eliminated at the 1/8 round. Four years later in Sochi 2014 he reached the quarterfinals where he was eliminated finished 21st. In Pyeongchang 2018 he reached the final and achieved the bronze medal. It was Spain's first medal at the Winter Olympics since 1992.