Fish Tycoon (USA)
Game ID: YF7E 6394bffb

Infinite/Max Money
Code:
020C5BF4 3B9AC9FF
if above code doesn't work then try this

Infinite/Max Money [Custom ASM Routine]
Code:
52010DF4 E12FFF1E
02010DF4 EAFFBCC1
E2000100 00000030
E92D001C E59F3018
E59F2018 E5D34000
E0223294 E59F3010
E58236E0 E8BD001C
E12FFF1E 020C5514
00000A3C 3B9AC9FF
D2000000 00000000
Infinite/Max Money [ASM Hack]
NOTE: This won't give 999,999,999 but it should be infinite
Code:
9201CA94 000058D2
1201CA94 000050D2
D2000000 00000000