 He then played in the 2014 PDC World Cup of Darts and 2015 PDC World Cup of Darts, teaming up with Marco Brentegani, losing to Netherlands (Michael van Gerwen and Raymond van Barneveld) 5-2 and Gibraltar (Dyson Parody and Manuel Vilerio) by the same score.In the 2016 PDC World Cup of Darts campaign, teaming up Michel Furlani, they were whitewashed by Austria (Mensur Suljović and Rowby-John Rodriguez) 5-0, only averaging 76.93.Petri did have some success in the PDC when he played in the 2016 European Darts Open, become the first Italian to qualify for a European Tour event, taking legs off James Richardson, eventually losing 6-3.