Celtic have several players out on loan looking to showcase their abilities with Brendan Rodgers bound to have one eye on their progress amid his side’s excellent start to the campaign. While a Celtic first-team squad rich in competition vie for minutes over the coming months, those away from the Bhoys’ spotlight will be determined to prove they can step up to the task in the future. The loan market has been a beneficial vessel for the club, forging the development of key stars such as Ryan Christie and Kristoffer Ajer over the past few years. Admittedly, not all temporary switches away from C…