The following are known Action Replay Codes for Batman: Vengeance 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
e3e07ebe
78cb4202
50f71e0c
d549f448

Infinite Batarangs
b093234c
2776b3b4

Infinite Smoke Pellets
6b5f3b27
9bd02a5a

Infinite First Aid
a6d2a28b
053d6298

Infinite Batgrapple
7d75c669
c260806b

Infinite Time
f8dfc3cd
46813070