Pokemon Diamond :

all key items [North America]

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
E0000B24 000000C8
000101AC 000101AD
000101AE 000101AF
000101B0 000101B1
000101B2 000101B3
000101B4 000101B5
000101B6 000101B7
000101B8 000101B9
000101BA 000101BB
000101BC 000101BD
000101BE 000101BF
000101C0 000101C1
000101C2 000101C3
000101C4 000101C5
000101C6 000101C7
000101C8 000101C9
000101CA 000101CB
000101CC 000101CD
000101CE 000101CF
000101D0 00000000
00000000 00000000
00000000 00000000
00000000 00000000
00000000 00000000
00000000 00000000
00000000 00000000
D2000000 00000000

X999 master balls [North America]

94000130 fcff0000
b21c4d28 00000000
b0000004 00000000
00000f4c 03e70001
d2000000 00000000

(All Regions) Re-Battle Heatran [North America]

This is the one and only legendery code for re-battling Heatran.

The code may take several trys. Don’t panic if it does not work first time.

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
20001144 00000001
20001287 00000017
D2000000 00000000

Hold and keep hold of L+R when you enter the dome where heatran once sat. Do not use if you have not already battled it.

100 people met [North America]

All you have to do is press L and R.
Here’s the code:

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
00003C98 00000064
00003CCC 00000064
D2000000 00000000

999 of all Beries [North America]

Press L+R to activate

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
E0000E4C 00000100
03E70095 03E70096
03E70097 03E70098
03E70099 03E7009A
03E7009B 03E7009C
03E7009D 03E7009E
03E7009F 03E700A0
03E700A1 03E700A2
03E700A3 03E700A4
03E700A5 03E700A6
03E700A7 03E700A8
03E700A9 03E700AA
03E700AB 03E700AC
03E700AD 03E700AE
03E700AF 03E700B0
03E700B1 03E700B2
03E700B3 03E700B4
03E700B5 03E700B6
03E700B7 03E700B8
03E700B9 03E700BA
03E700BB 03E700BC
03E700BD 03E700BE
03E700BF 03E700C0
03E700C1 03E700C2
03E700C3 03E700C4
03E700C5 03E700C6
03E700C7 03E700C8
03E700C9 03E700CA
03E700CB 03E700CC
03E700CD 03E700CE
03E700CF 03E700D0
03E700D1 03E700D2
03E700D3 03E700D4
D2000000 00000000

EDIT:: :Berry no. 6 is only brick mail

9999 Battle Points [North America]

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
10006864 0000270F
D2000000 00000000

All Accessories in Fashion Case [North America]

This code will give you all of the accessories in fasion case

Diamond:

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
E0004E14 00000024
CCFFFFFF AAAACCCC
AAAAAAAA AAAAAAAA
AAAAAAAA AAAAAAAA
999999AA 00099999
FFFFFFFF 00000000
20004E38 0000007F
D2000000 00000000

All Arceus Plates [North America]

Here is the code!

94000130 fdff0000
b21c4d28 00000000
b0000004 00000000
e000456c 00000028
31333a39 3b36320c
2d34352f 2e323738
00000000 00000000
00000000 00000000
00000000 00000000
d2000000 00000000

This code works for diamond. TESTED!

Happy Cheating!

~PokeNerdKyle6~

All Badges Really Works Press L+R to Activate [North America]

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
200002EA 000000FF
D2000000 00000000
94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
200002EA 000000FF
D2000000 00000000

All Key Items [North America]

Press L and R to get all Key Items

*Pokesav generated
94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
E0000B24 000000C8
000101AC 000101AD
000101AE 000101AF
000101B0 000101B1
000101B2 000101B3
000101B4 000101B5
000101B6 000101B7
000101B8 000101B9
000101BA 000101BB
000101BC 000101BD
000101BE 000101BF
000101C0 000101C1
000101C2 000101C3
000101C4 000101C5
000101C6 000101C7
000101C8 000101C9
000101CA 000101CB
000101CC 000101CD
000101CE 000101CF
000101D0 00000000
00000000 00000000
00000000 00000000
00000000 00000000
00000000 00000000
00000000 00000000
00000000 00000000
D2000000 00000000

ALL POKEAPPS ( L+R ) *exept 23, 24 for reasons i dont know [North America]

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
200013B8 00000003
200013BA 00000000
200013B9 00000019
E00013BB 00000018
01010101 01010101
01010101 01010101
01010101 01010101
200013D3 00000001
D2000000 00000000

All pokeball seals including letters [North America]

94000130 FCFF0000
B21C4D28 00000000
B0000004 00000000
E00063E4 0000004C
63636363 63636363
63636363 63636363
63636363 63636363
63636363 63636363
63636363 63636363
63636363 63636363
63636363 63636363
63636363 63636363
63636363 63636363
63636363 00000000
20006430 00000063
D2000000 00000000

There you are have fun with whatever you are going to spell with the letter.:Q-/-<