By Horaci Garcia BARCELONA (Reuters) – Boasting names like “Femina Morte” and “Mad, Mad Chica,” the skaters of Barcelona’s Steel Groin (Ingles de Acero) roller derby team are as tough as their names sound. The fast-paced, full-contact sport played on quad skates and divided into two 30-minutes halves of “jams”, each lasting up to two minutes, is growing in popularity around the world and drawing players with its LGBT+ friendly and inclusive ethos. Roller derby sees teams play five players a side, one of whom is a “jammer”, who seeks to pass four blockers from the opposing team as they skate at…