International Superstar Soccer 2

Flat players:
Click Left Analog-stick(2), click Right Analog-stick(2), press L, R, Black, White, B, A, Back + Start at the title screen.

Big heads:
Press Down, Right, Up, Left, A, B, Y, X, White, Black, Start + Back at the title screen.

Argentina Legends team:
Win the American Cup as Argentina.

Brazil Legends team:
Win the American Cup as Brazil.

England Legends team:
Win the European Cup as England.

Holland Legends team:
Win the European Cup as Holland.

African All-Stars team:
Win the International Cup with an African team.

American All-Stars team:
Win the International Cup with any American team.

Asian All-Stars team:
Win the International Cup with any Asian team.

European All-Stars team:
Win the International Cup with any European team.

World All-Stars team:
Unlock all the other All-Stars teams, then win International Cup as any team.