Mathias Kvistgaarden is a name familiar with Celtic supporters following links with the Brondby frontman over the last year. He hasn’t mentioned this window as of yet; let me make that crystal. However, there is a long-standing interest there, stemming back to last year. According to reports in August 2023, Celtic had a bid totalling around £4 million turned down for his services. Coming into January, Brendan Rodgers’ admiration towards the Denmark Under-21 international never ceased. Contact was made between both parties, but a deal couldn’t be thrashed out for the 22-year-old striker. Enjoyi…