CODE KEY IN . . . EFFECT . . .
1 AEUOLTPA Infinite lives
2 PEUPPTLA + PLVOLTLL Start with 1 life
3 TEUPPTLA + TLVOLTLL Start with 6 lives
4 PEUPPTLE + PLVOLTLU Start with 9 lives
5 SXUPZGVG Freeze timer
6 NNXOYGEK Slow down timer
7 AVXOYGEG Speed up timer
8 AEUOVIGA Start with and keep laser missiles
9 OXUONISX Autofire
10 XZEAUOOZ + PAEAKPAA + VAEASPSA Start on world 2
11 XZEAUOOZ + ZAEAKPAA + VAEASPSA Start on world 3
12 XZEAUOOZ + LAEAKPAA + VAEASPSA Start on world 4
13 XZEAUOOZ + GAEAKPAA + VAEASPSA Start on world 5
14 XZEAUOOZ + IAEAKPAA + VAEASPSA Start on world 6
15 XZEAUOOZ + TAEAKPAA + VAEASPSA Start on world 7
