Championship rumours: Boro eye ex-Sunderland man | Leeds want £9m defender | Updates on Aston Villa, Nottingham Forest

With just a day remaining until the Championship actions kicks-off, teams are continuing to look for new additions.

And reports today suggest that Middlesbrough could be set to launch a move for a former Sunderland midfielder - although they will likely face some competition.

The midfielder is thought to be interesting Middlesbrough

The midfielder is thought to be interesting Middlesbrough

MORE: Middlesbrough set to swoop for Leeds and Aston Villa target?

Elsewhere, there are updates on a host of other clubs from around the second tier as transfer activity hots up.

Here's the rumours doing the rounds today:

Middlesbrough have been linked with a move for midfielder Alfred N'Diaye, who spent last season on loan at Wolves. Now back at parent club Villarreal, the 28-year-old is keen on another switch with Boro and Cardiff both thought to be keen on the former Sunderland man (HITC)

READ: Boro issued with hands-off warning from Championship club owner

Sporting Lisbon have slapped a £36m price tag on winger Daniel Podence, who was rumoured to be interested Nottingham Forest earlier this summer (BBC)

Leeds United have been linked with a swoop for Manchester City defender Jason Denayer. Celtic and Galatasaray are also thought to be keen, with the Turkish side rumoured to be preparing a £9m bid (Scotsman)

Aston Villa wideman Jack Grealish is thought to be interesting Chelsea, having also been linked with Spurs earlier this summer (Sun)

REVEALED: Middlesbrough's squad numbers - but who wears what?

Paul Hurst is keen to raid his former club Shrewsbury for defender Toto Nsiala, but Ipswich will have to stump up £1m if they want to sign the centre back (Mail)

Wigan Athletic are keen on a loan deal for Everton youngster Antonee Robinson after the full-back impressed at Bolton last season (Liverpool Echo)

Recently-relegated Swansea City look set to sign Crystal Palace midfielder Jairo Riedewald - with Jordan Ayew going in the other direction (Guardian)