The Steel City King is back with Dalton Smith's Sheffield return officially set for Saturday, June 6 when he defends his WBC World Super Lightweight Championship for the first time against Alberto Puello ? live on the Global Home of Boxing, DAZN. Sheffield Utilita Arena will play host to what promises to be yet another special night in the Steel City as the 29-year-old takes on the Dominican southpaw. Two-time World Champion Puello is desperate to reclaim the green and gold title he surrendered in a majority decision defeat to Subriel Matias in July last year.