Cardiff City so nearly signed Wout Weghorst in January 2016, but he should be on Wolves' sights as they eye the Eredivisie.
Derby County should consider partnering Joe Ledley with Aron Gunnarsson as the midfielder prepares to leave Cardiff City.
Callum Paterson could be Scotland's right-back for years to come, but will be playing his club football for Cardiff City rather than Rangers.
Struggling Leeds United snubbed Omar Bogle in January - but the Cardiff City frontman now has two goals in two starts.
Neil Warnock admitted last year that he wanted to bring Sol Bamba with him to the City Ground if appointed by Nottingham Forest
Southampton scouted Guido Burgstaller back in 2016 and the Schalke striker has gone from strength to strength since.
Rangers decision to sign Declan John on loan from Cardiff City is looking like an excellent one already.
Wolverhampton Wanderers let Nathaniel Mendez-Laing leave for just £100,000 - but he's currently keeping them off the top with Cardiff City.
Celtic, Fulham and Cardiff City have all been interested in Wout Weghorst - and he can't stop scoring in the Eredivisie right now.
Declan John has enjoyed an excellent start to life at Rangers. after being allowed to leave on loan by Cardiff City.
Manchester City, Liverpool, Tottenham Hotspur and co certainly wish they could turn back the clock.
The Cardiff City manager has been commenting on his future with the Bluebirds, as well as on the state of managers in the Championship.
Since the arrival of Neil Warnock, Cardiff City winger Kadeem Harris has been in fine form.