Sunderland are not giving up in their pursuit of Ross McCormack, who remains at Aston Villa despite being told he can leave.
Ezequiel Schelotto is reportedly for sale at Sporting Lisbon and Sunderland, Middlesbrough and Brighton want to bring him to England.
Sean Raggett proved in last season's FA Cup that he could handle himself at a higher level - Sunderland are keen to test him out on a more regular basis.
Ross McCormack is both expensive and painfully out of form - but could still swap Aston Villa for Sunderland this summer
Would Leeds United have reached the play-offs had Bournemouth's Lewis Grabban joined them and not Reading in January?
Blackburn Rovers' Luke Steele is Sunderland's latest goalkeeping target.
Sunderland need a goal-scorer but Lewis Grabban has just endured a disastrous 18-month stint with AFC Bournemouth in the Premier League.
Former Utrecht goalkeeper Robbin Ruiter produced an excellent performance as Sunderland edged Bradford City in pre-season.
Marc Wilson has been tipped to make his West Brom loan permanent but the Bournemouth defender has also attracted interest from Sunderland.
Newcastle United striker Daryl Murphy would have been perfect for Sunderland - but he's heading to Nottingham Forest instead.
With Sunderland on the cusp of relegation from the Premier League, will highly-rated Jordan Pickford be packing his bags in the summer?
With Sunderland seemingly set for relegation to the Championship, should David Moyes be sacked? Or will the club show faith in him for next season?
After signalling his intent to remain in the Premier League to prolong his international career, could Jermain Defoe trade Sunderland for Newcastle United?