Hi i found some cheats for shadow the hedgehog for Action Replay
here they are:
(M)
R8M4-0GEE-AP348
CEV4-DFVC-2EXWM
Infinite Ammo
2QXF-DNR8-KKDHK
4C67-0PNM-40JEV
Infinite Lives
M8QK-UJJH-TD2E8
1AYA-HT26-4XHAF
Have 999 Rings
995X-D1JQ-YZDRV
3VWU-RACT-GXYXF
Hero Score
CYYT-UZV1-DBWW9
Max Hero Score
7167-NGAX-HUK5T
4W8D-75NA-42MW1
Dark Score
08E7-MDJE-FD3PZ
Max Dark Score
J1PV-YVTY-UJWAT
UNJJ-TYB9-B6HZV
Unlock All Levels
CBPU-7V6K-W4BDP
GXJ2-UTM7-JHG4U
BXHG-P3JW-JP19V
L1+L2 Fill Dark Gauge
CB7V-2XRN-23KCF
RZ27-VRM4-9PVQN
W81X-Y26F-PD7DA
R1+R2 Fill Hero Gauge
8WT4-4HM8-125BK
RWZA-YWMY-3P5UW
255R-U7D9-BV6JK
Hope they can help
I hate action replay