Greg Taylor has fired a warning that Celtic are only going to get stronger once the new recruits get firing.
The defending Premiership champions have been on relentless form, dropping only five points in the league this season, and have a 100 per cent record at Celtic Park.
January arrival Alistair Johnston from Montreal has slotted into the side comfortably following the departure of Josip Juranovic to Union Berlin. But fellow arrivals Yuki Kobayashi, Tomoki Iwata - from the J-League - and Oh Hyeon-gyu, who arrived from Korean side Suwon Samsung Bluewings, are all being eased into Postecoglou's on-form line-up and building match fitness.
