Anayo Iwuala, Dayo Ojo, John Noble and Adekunle Adeleke have arrived for Nigeria’s friendly with Mexico.
The three-time African champions will take on the El Tri in Los Angeles on July 3.
The arrival of Iwuala, Ojo, Noble and Adeleke increased the number of players in camp.
Tebo Franklin, Olisa Ndah, Ikechukwu Ezenwa, Stanley Nwabali, Tony Shimaga and Ibrahim Olawoyin were the early arrivals for the encounter.
Before jetting into Super Eagles camp, Anayo helped Enyimba secure victory over Abia Warriors in a Nigeria Professional Football League game at the Okigwe Township Stadium on Thursday.
Adeleke and Noble were also in action in Okigwe.