CODE  KEY IN . . .                    EFFECT . . .
1     LAKUTGTA                        'Life' costs less
2     GAKUTGTE                        'Life' costs more
3     GAKUYKAA                        'Freeze' costs less
4     YAKUYKAE                        'Freeze' costs more
5     IASLAKZA                        'Invincible' costs less
6     GPSLAKZA                        'Invincible' costs more
7     TASLPKGA                        'Life Up' costs less
8     APSLPKGE                        'Life Up' costs more
9     GXELLXSN + AAXUAXGY             All items for free!
10    PEVEIALA                        Start with 1 life
11    TEVEIALA                        Start with 6 lives
12    PEVEIALE                        Start with 9 lives
13    SXKYUOVK                        Never lose a life in 'attractions'
14    NYKULZKU                        More 'Freeze' time
15    AGKULZKL                        Less 'Freeze' time
16    EGSUYXGL                        More 'Invincible' time
17    SZSTGVVK                        Infinite candles
18    EYKVNKXN                        Mega-jump