Pac-Man World Rally Codes -

Characters:
Complete the indicated task in Circuit mode to unlock the corresponding character.

Fygar from Dig-Dug: Win the Rally Cup under the Hard difficulty. 
Mappy: Win all Normal cups. 
Mr. Driller: Win all Hard cups. 
Pooka from Dig-Dug: Win the Rally Cup under the Normal difficulty. 
The Prince from Katamari Damacy: Win the Rally Cup under the Easy difficulty. 

Cups:
Complete the indicated task to unlock the corresponding cup.


Classic Cup (Easy mode): Win the Watermelon Cup (Easy mode) 
Classic Cup (Hard mode): Win the Watermelon Cup (Hard mode) 
Classic Cup (Normal mode): Win the Watermelon Cup (Normal mode) 
Rally Cup (Easy mode): Win the Classic Cup (Easy mode) 
Rally Cup (Hard mode): Win the Classic Cup (Hard mode) 
Rally Cup (Normal mode): Win the Classic Cup (Normal mode) 
Watermelon Cup (Easy mode): Win the Cherry cup and Grape cup (Easy mode) 
Watermelon Cup (Hard mode): Win the Cherry Cup and Grape Cup (Hard mode) 
Watermelon Cup (Normal mode): Win the Cherry Cup and Grape Cup (Normal mode) 

Weapons:
Eat the indicated number of Blue Ghosts (with Pacmobile) to unlock the corresponding weapon.

Black Pac-Bomb: Eat 6 Blue Ghosts in Cherry Cup. 
Galaga Ship: Eat 12 Blue Ghosts in Classic Cup. 
Sir Pac-a-lot: Eat 10 Blue Ghosts in Watermelon Cup. 
Siria (Ice Dragon): Eat 8 Blue Ghosts in Grape Cup. 

Nightmare difficulty:
Win the Rally Cup under the Hard difficulty setting.