Dark horses Quetta Gladiators rode on a brilliant half - century by opener Ahmed Shahzad to beat a fancied Karachi Kings by eight wickets .
Dark horses Quetta Gladiators made it two wins in a row in the Pakistan Super League in Dubai on Saturday .
Dark horses Quetta Gladiators rode on a brilliant half - century by opener Ahmed Shahzad to beat a fancied Karachi Kings by eight wickets and made it two wins in a row in the Pakistan Super League in Dubai on Saturday .