The following are known Action Replay Codes for Batman: Rise of Sin Tzu on Nintendo Game Boy Advance (GBA).
These codes were also known as GameShark Codes and in most cases will work on both devices.

These codes are for the U.S. version of the game.

Master Code – Must Be On
544f78ac
56b9c911
ff47aa3e
793e4465

Infinite Health
6f40f1b2
01748c2b
2792b847
fcdd56b2

Infinite Flash Pellets
6f40f1b2
01748c2b
5f3e0db4
bf282b91

Freeze Countdowns
05328686
9a9fb580
8f7467a1
ecec431c
8ef6567f
f39955ad

Freeze Clock Timer
05328686
9a9fb580
e561b530
e5977d4f
99a67adf
78e4a219

Super Jump
884a2331
c7395c51
450b8548
c6068c54