Game shark codes:

Master code "must be on"
0E3C7DF21853E59E
EE886932BCB95112  

Max hearts  
CEA563FEBCA99B97  

Max health  
CEA56CF2BCA99BAB  

Very much extra blood  
CEA6404ABCA99BD3

All colors  
CEA642D6BCA99A82  

All tanks  
CEA6408EBCA99B93