The way football is going amidst the coronavirus, free transfers will likely prove more crucial than ever, even for Celtic and Rangers. Both will have their different financial concerns if the SPFL is unable to get back underway in the short to medium-term, while gate receipts could be impacted.
Players on expiring deals will be of interest, and possibly individuals who have had previous experience of playing for the Old Firm and in Scotland.
Click and scroll through to see possible options for Neil Lennon and Steven Gerrard, some could be more useful or welcome than others.
1. Adam Matthews
The Welshman had four good years at Parkhead bombing down the right-hand side before a move to Sunderland. Is with Charlton until the end of June. Photo: SNS Group Craig Foy
2. Lewis MacLeod
The midfielder was a popular figure amongst Rangers fans and it has previously been speculated that he could return. With Wigan currently. Photo: SNS Group Craig Williamson
3. Beram Kayal
The Israeli international moved to Brighton from Celtic and has since played more than 130 times for the Premier League side. Currently out of favour having spent the first half of the season on loan. Photo: SNS Group Rob Casey
4. Haris Vuckic
The Slovenian was the only one of the Newcastle loanees to make a lasting impact when the team were in the Championship. Eleven goals in 25 appearances in the Eredivise with FC Twente. Photo: SNS Group Craig Williamson