Start with 2 lives and 2 credits
PAVAYYLA
Start with 6 lives and 6 credits
IAVAYYLA
Start with 8 lives and 8 credits
YAVAYYLA
Start with 10 lives and 10 credits
PAVAYYLE
Infinite lives
OLVYAZOP
Infinite credits
SZENNEVK
Laser bolts worth more on pick up
ASVTOZAZ
Infinite laser bolts
SXNNVEVK
Cold breath worth more on pick up
AXUVSZIA
Infinite cold breaths
AAKYKPPA
Start in chapter 1 level 2
ZAUZAYAA
Start in chapter 1 level 3
IAUZAYAA
Don't lose laser bolts when you die
OAKNUEEE
Don't lose cold breaths when you die
EAKNVEOE