Select "Password" from the main menu then enter the code below.

Password	Effect
Level 10	KKQGFHFC
Level 11	TKLGQCBC
Level 12	KLFKQLHD
Level 13	KMFTRLQD
Level 2	CCBMMBQC
Level 3	NCBMBCSC
Level 4	FDKMNDMD
Level 5	QDPMNDND
Level 6	FFPMCFTD
Level 7	RFBNDFHC
Level 8	GGPNDKLC
Level 9	SGPCDMLB