The following are known Action Replay Codes for The Nomad Soul on SEGA Dreamcast (Dreamcast). These codes were also known as GameShark Codes and in most cases will work on both devices.

Device Compatibility: Action Replay & GameShark

Infinite Ammo - Decagun
ACC348C6
000000A0

Mana stats at 200
6C9B7216
000000C8

Have infinite Seteks
59A76E00
0000270F

Fight XP set high
2FD77A12
000000C8

Body Resistance stats at 200
EE9F01C3
000000C8

Infinite Ammo - Octogun
87DB9457
000000A0

Infinite Ammo - Hypra
D2E89A88
000000A0

Energy stats at 200
599F6E00
000000C8

Dodge stats at 200
CEFBFEAF
000000C8

Have Infinite Rings
847B9457
000000C8

Attack stats at 200
BE3623DA
000000C8

Infintie Ammo - Double Waver
5A076E00
000000A0

Speed stats at 200
90A013A0
000000C8

Infinite Ammo - Megazooka
D2D09A88
000000A0