Hexcheat:
 
 For infinite lives, use the DOS utility DEBUG. First backup 
 your game to be edited, then type the following from the DOS 
 prompt:
 (This Cheat is for the CGA version of the game only!)
                                         
 ren traz.exe cheater.cht
 debug
 a 100
 mov dx,es
 add dx,1000
 mov es,dx
 g 108
 r ip 100
 ncheater.cht
 l
 e es:6b2f 90 90 90 90 90 90
 Then type: w
 q