Hull City have signed DR Congo striker Dieumerci Mbokani and Norwegian midfielder Markus Henriksen on loan.
Manchester United midfielder James Weir, 21, has also signed a three-year contract with the Premier League club.
The 30-year-old Mbokani, who will be with Hull until the end of the season, scored seven goals in 29 games for Norwich City last season.
Attacking midfielder Henriksen, 24, arrives from AZ Alkmaar in a deal that will become permanent in January.
Hull had not made a summer signing until Tuesday, when United striker Will Keane, Spurs midfielder Ryan Mason and Cardiff keeper David Marshall joined.
Find all the latest football transfers on our dedicated page.