Here's a look at the nine biggest transfer deals the bookies are backing to go through today, including moves involving Sheffield United and their Premier League rivals..
5. Leeds United - Daniel James - 11/8
The Whites look certain to sign Brazilian ace Raphinha from Rennes, but the bookies clearly think they've got a shot of signing James, a long-term target, from Man Utd. Photo: Pool
6. Newcastle United - Tom Davies - 9/1
These are long odds, at the moment, but it is notable that they appeared on the morning of deadline day. The Magpies are second favourites, behind Southampton (4/1). Photo: Pool
7. Arsenal - Jorginho - 11/10
Chelsea are set to sell or loan a number of players before the deadline, as they look to trim down their squad. The Italy international could potentially leave, and Arsenal are favourites to seal the deal. Photo: Mike Hewitt
8. Manchester United - Edinson Cavani - Betting suspended
United's odds of signing the Uruguay international have now been suspended, with reports of the player undergoing a medical at Carrington, alongside Alex Telles. Photo: UEFA - Handout