Full health:
Hold L1 + R1 + X and press Down(3), R2, Up(2), Down, Up, R2 during
game play. A message will confirm correct code entry.

Reload ammunition for current gun:
Hold L1 + R1 + X and press Right(2), Down, Up, Left, Right, Left(2),
R2 during game play. A message will confirm correct code entry.

Refill ranged weapon ammunition:
Hold L1 + R1 + X and press Left(2), Up, Down, Right, Left, Right(2),
R2 during game play. A message will confirm correct code entry.

Shotgun with full ammunition:
Hold L1 + R1 + X and press Left(3), Down(3) during game play. A
message will confirm correct code entry.

All items and weapons except for Gonzo Gun:
Hold L1 + R1 + X and press Down, Up, Down, Left, Right, Left, R2,
Up, Left, Down, Right, Up, Right, Down, Left, R2, Down(3), R2(2)
during game play. A message will confirm correct code entry.

Gonzo Gun:
Hold L1 + R1 + X and press Left, R2(3), Right, Left, Right, Left,
Up, R2(3), Down, Up, Down, Up, R2 during game play. A message will
confirm correct code entry.

引用

下面是引用dolphin于2005-10-05 08:38发表的:
好象是秘籍。。。。。。

满血：在游戏中，同时按住L1 + R1 + X不放，之后按3次--》下（下是方向键），R2，2次上，下，上，R2。之后会在屏幕上显示对应的秘籍效果。

当前武器满弹药：同时按住L1 + R1 + X不放，2次右，下，上，左，右，2次左，R2
.......

武器填装弹药的范围最大（我也没翻译明白。。。。。。）
这个是不是说重新给远程武器填充弹药？