Game shark codes:

Master code "must be on"                          
E85E92CDECAD6381                                           
EB2FBB9A8BA0187A   

Unlimited health
3E9D1E974700C7C3   

Unlimited lives
2992BC498BAEC33F   

Unlimited time                            294D885516291FC0                                          96E955B602BCEF39

Always have mutant power
B1CB0EFC54338EF4