The following are known Action Replay Codes for Looney Tunes: Duck Amuck on Nintendo DS (NDS).

Game ID: ALYE-CEBFC50E

DAFFY DIVIDED CODES:

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94000130 fdff0000
1221acda 00000740
d2000000 00000000

DEAL THE CARDS CODES:

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94000130 fdff0000
221d078c 00000063
d2000000 00000000

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94000130 fdff0000
021d07ac 08340834
d2000000 00000000