Is There Codes To Get A Charmander On Pokemon Pearl?

Yes there is the code is
Charamander(hold select in grass)-94000130 fffb0000 d5000000 00000004 b21c4d28 00000000 b0000004 00000000 c0000000 0000000b d7000000 00024620 dc000000 00000006 d2000000 00000000
Tested and works
--ss_masta

Yes there is. .  But you could just trade or migrate. .

Not unless you have a that overall thing.