West Brom have completed the signings of Cristian Gamboa from Rosenborg and Jason Davidson from Heracles Almelo for undisclosed fees.
Gamboa arrives at the Baggies after having his work permit application approved by a Football Association appeal panel and has signed a three-year contract.
The 24-year-old, who started all five of Costa Rica's World Cup matches this summer, will join up with his new teammates once he has received his visa and passport.
Ajax have moved to fill the gap left by Christian Eriksen by signing midfielder Lerin Duarte from Heracles Almelo for an undisclosed fee.
Denmark international Eriksen was sold to Tottenham for a reported €13.5 million fee on Friday and 23-year-old Duarte arrives at the Amsterdam ArenA to wear his vacated number eight shirt for the next four seasons.
The Rotterdam-born player, who is expected to make his Ajax debut in an Eredivisie game against PEC Zwolle on September 14, told his new club's...