Play as Pirate: 
Enter WAREZWRONG as a code.

Play as Super Guy:
Enter SECRETIDENTITY as a code.

Play as Abe: 
Enter AHOUSEDIVIDED as a code.

Play as Death: 
Enter SALMONMOUSE as a code.
  
Play as Disco Dude:
Enter DOTHEHUSTLE as a code.
  
Play as Dwarf:
Enter HEIGHTCHALLENGED as a code.

Play as Leprechaun: 
Enter BLARNEYSTONE as a code.

Play as Pirate: 
Enter WAREZWRONG as a code.

Play as Super Guy:
Enter SECRETIDENTITY as a code.

by unknown