The Adventures of Bayou Billy

GZOVLLVG        Infinite lives
AAETAGZA        Start with 1 life
IAETAGZA        Start with 6 lives 
AAETAGZE        Start with 9 lives
PEKVIZYA + SXOOUKVK     Infinite energy
PAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 2
ZAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 3
LAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 4
GAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 5 
IAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 6
TAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 7
YAEVZGAA + UYEVGKPU + AAEVAGGA  Start on level 8