The following are known Action Replay Codes for Disney’s Atlantis: The Lost Empire 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
2f11883b
025dfe37
1b15d12d
4628070a

Have Drill
37364443
ebe64e81

Have Dynamite
5831b225
819a0e28

Have Wrench
3741f62c
782c85e3

Infinite Health
d1369aed
114e2ab0

Quick 1 Up
14ed02df
6e8d7bd0

Infinite Continues
8d8fce25
93a948d7

Infinite Ammo
d53f137a
0333f9fc

Have Boomerang
e1bf319e
6b6a8582

Press AR Button for Slow
dbba3a89
4cb74b94