Press L+R and the last pokemon in your party will be Darkai
Pokemon Diamond
94000130 FCFF0000 B21C4D28 00000000 B0000004 00000000 E00007A0 000000EC F9FF4786 40100000 BA42B1EB B1DD7700 368388B6 DD81CCBF F8957F97 1A05A973 B8A7DE95 E37FB686 F6A1E6FB 89DAC9CC B9D93E6A 145E3F6B 6246CBF7 9145865A C1A72800 552B17AF 80FC86C2 2F41BAB6 E91D4798 9D12A71C 1E729271 7DC485CB A5357242 BAE450ED 7B577D55 049CE541 3A0C260E 9B99D994 50802E77 8F93DF9B C448E2ED 34CB5A6C D3059120 B0D47887 B71FE8EA 182F4720 602557A6 71BD74A2 FD710B51 0A82663B 511273F7 1F8D7781 F51B927D DE202014 D06B6B95 60FF3382 439DF0BC A477D2D9 A6B11DF6 B6A1E37E FCEB3EBD A7E71F3D 02FA8E36 FFC711A0 FB5DA6A5 B9D69684 DD027423 00000000 20000300 00000000 D2000000 00000000
Pokemon pearl
94000130 FCFF0000 B21C4D28 00000000 B0000004 00000000 E00007A0 000000EC F9FF4786 40100000 BA42B1EB B1DD7700 368388B6 DD81CCBF F8957F97 1A05A973 B8A7DE95 E37FB686 F6A1E6FB 89DAC9CC B9D93E6A 145E3F6B 6246CBF7 9145865A C1A72800 552B17AF 80FC86C2 2F41BAB6 E91D4798 9D12A71C 1E729271 7DC485CB A5357242 BAE450ED 7B577D55 049CE541 3A0C260E 9B99D994 50802E77 8F93DF9B C448E2ED 34CB5A6C D3059120 B0D47887 B71FE8EA 182F4720 602557A6 71BD74A2 FD710B51 0A82663B 511273F7 1F8D7781 F51B927D DE202014 D06B6B95 60FF3382 439DF0BC A477D2D9 A6B11DF6 B6A1E37E FCEB3EBD A7E71F3D 02FA8E36 FFC711A0 FB5DA6A5 B9D69684 DD027423 00000000 20000300 00000000 D2000000 00000000
Hope this helped ^-^