Successfully complete the indicated the task to unlock the corresponding poster in the "My Cup's Rewards" menu:

FIFA World Cup Poster 1: Win the World Cup.
FIFA World Cup Poster 2: Win the World Cup two times.
FIFA World Cup Poster 3: Win the World Cup three times.
FIFA World Cup Poster 4: Qualify with a team from Oceania.
FIFA World Cup Poster 5: Qualify with a team from Asia.
FIFA World Cup Poster 6: Qualify with a team from Europe.
FIFA World Cup Poster 7: Qualify with a team from Africa.
FIFA World Cup Poster 8: Qualify with a team from North America.
FIFA World Cup Poster 10: Qualify and win the World Cup a team from each region.
FIFA World Cup Poster 11: Successfully complete all Skill Challenges.
FIFA World Cup Poster 12: Successfully complete the Global Challenge.
FIFA World Cup Poster 9: Qualify with a team from South America.
Goleo Poster 1: Successfully complete the Possession Skill Challenge.
Goleo Poster 2: Successfully complete the Corner Skill Challenge.
Goleo Poster 3: Successfully complete the Free Kick Skill Challenge.
Goleo Poster 4: Successfully complete the Penalty Shootout Skill Challenge.
Goleo Poster 5: Successfully complete the Oceania zone in Global Challenge.
Goleo Poster 6: Successfully complete the Asia zone in Global Challenge.
Goleo Poster 7: Successfully complete the Europe zone in Global Challenge.
Goleo Poster 8: Successfully complete the Africa zone in Global Challenge.
Goleo Poster 9: Successfully complete the North America zone in Global Challenge.
Goleo Poster 10: Successfully complete the South America zone in Global Challenge.
Goleo Poster 11: Successfully complete the Trivia Challenge on the Easy difficulty setting.
Goleo Poster 12: Successfully complete the Trivia Challenge on the Hard difficulty setting.