I have a shiny Mew code for action replay (it really does work). Just put some pokemon you don't want in your 1st slot and press L+R.
94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
E0000304 000000EC
433C433A C0390000
33515F6E 12F5396D
50D6FBDE 159B2617
8C9BE9D5 3DAFCAC9
37944389 6E48B5AD
13627AD8 9262692A
1A717458 0D78F1FA
BA740A24 5B0EDE5F
8BEEE0A3 A9CC1ED8
9706F690 E19DDB45
93482541 569F9E50
B5CECA8B 08061489
F748E1AE 0372FEFE
B3DB06CF 660BF24E
3C51BDF8 27741338
44281EBE 4A0CFFB8
7711D8E6 4F5DFFBF
3C5AB600 0D66F0BC
571A0C01 804192C0
8B74FAD7 AA77F3CA
45F4F48C 745FFDB5
594D1501 2E814023
DA7C0820 8458A3D5
9B2D1F54 D759FF3C
E65E4A3B 46346050
6341E699 E4581FA1
42669B8E E5BC10AB
1919B40B C2DD636D
0F09AC82 99020B3C
422AE7DC 00000000
D2000000 00000000
Tags: Action Replay Pokemon