Declan Rice has admitted that he finds it insane what one Liverpool player is capable of. Arne Slot has been handed an incredible group of players as he prepares for his first season in charge of the Reds, with Jurgen Klopp leading Liverpool back into the Premier League title picture last season. It is going to be fascinating to see which players thrive under Slot; perhaps there could be one or two surprises as certain players adapt to their new manager’s demands much better than some would perhaps expect. But one of the key men for Slot is surely going to be Trent Alexander-Arnold, with the L…