Sound Test

At the title screen, highlight Password, hold Up, and press Start.

Level Passwords

Effect   Password
Level 2   G R Z N N P C R D B
Level 3   D V Z N D P B T N G
Level 4   G V Z N D P B T N G
Level 5   P C V Y G R B T D K
Level 6   R C V Y G R S T D R
Level 7   V S V Y T R S Q D G
Level 8   R S Q P T N S Q N W

Special Passwords

Enter the following passwords to activate the corresponding effect.

Password     Effect
CGRZYDLYNY     Developer Dedication Screen (Hold B+Up+Right and press Start at Bad Password message)
ZYDRTRKBRD     Free-Movement Mode (press A+Select during gameplay)
ZYDRTRKNRG     Infinite Energy
ZYDRTRKLVS     Infinite Lives
ZYDRTRKWPS     Infinite Weapons
ZYDRTRKLVL     Level Select (pause and press A+B)