The central Americans will boast two players with more than 100 international caps at the World Cup, striker Ronald Gomez and defender Luis Marin.
Former Manchester City star Paulo Wanchope is now the highest ever goalscorer in Costa Rican international history, while midfielder Walter Centeno caught the eye for Deportivo Saprissa in the World Club Championship last December.
Scottish fans remember Costa Rica with horror after they lost to them 1-0 at Italia 1990 thanks to a goal from Juan Arnoldo Cayasso and they will be looking to spring at least one more surprise this year.
Coach: Alexandre Guimaraes
One to watch: Walter Centeno
World Ranking: 26
Previous tournaments: 2
Best finish: Second Round (1990)