Emil Krafth’s big Newcastle United prediction is not looking too promising right now. The 30-year-old is not known for scoring goals, but luckily his fellow Swede Alexander Isak knows how to hit the back of the net. Newcastle’s most expensive signing ever enjoyed the best season of his career last time out, scoring 25 goals in all competitions. He was absolutely electric in front of goal, with Dan Burn admitting that Isak is ‘world class’. He certainly was that during the 2023/24 campaign, but it has been a different story since the new season kicked off. Isak has scored just once for Newcastl…