Costa Rica manager Jorge Luis Pinto has named a 30-man provisional squad ahead of the 2014 World Cup.
Arsenal youngster Joel Campbell, who is on loan with Olympiakos, has been included in Pinto's preliminary roster for the Brazil tournament along with Bryan Ruiz, who has been on loan at PSV Eindhoven from Fulham in recent months.
New York Red Bulls defender Roy Miller joins fellow MLS stars Waylon Francis, Jairo Arrieta and Giancarlo Gonzalez (all Columbus Crew) and Alvaro Saborio (Real Salt Lake) in the squad while Mainz's Junior Diaz and FC Copenhagen's Christian Bolanos.
Costa Rica have been drawn in Group D for the World Cup, alongside Uruguay, England and Italy.
30-man provisional Costa Rica squad for World Cup
Goalkeepers
Keilor Navas (Levante) Patrick Pemberton (Alajuelense) Daniel Cambronero (Herediano) Esteban Alvarado (AZ Alkmaar)
Defenders
Johnny Acosta (Alajuelense) Giancarlo Gonzalez (Columbus Crew) Michael Umana (Saprissa) Oscar Duarte (Brujas) Waylon Francis (Columbus Crew) Heiner Mora (Saprissa) Junior Diaz (Mainz 05) Christian Gamboa (Rosenborg) Roy Miller (New York Red Bulls) Kendall Waston (Saprissa)
Midfielders
Celso Borges (AIK) Christian Bolanos (FC Copenhagen) Oscar Esteban Granados (Herediano) Michael Barrantes (AAlesund) Yeltsin Tejeda (Saprissa) Diego Calvo (Valerenga) Jose Miguel Cubero (Herediano) Carlos Hernandez (Wellington Phoenix) Ariel Rodriguez (Alajuelense) Hansell Arauz (Saprissa)
Forwards
Alvaro Saborio (Real Salt Lake) Bryan Ruiz (Fulham, *on loan at PSV Eindhoven) Joel Campbell (Arsenal, *on loan at Olympiakos) Randall Brenes (Cartagines) Marco Urena (FC Kuban Krasnodar) Jairo Arrieta (Columbus Crew)
