You need to breed 2 Wobbuffet, with one of them holding a Lax Incense.
Elekid is the baby form of an Electrabuzz on Pokemon Diamond. To get one, you can breed an Electrabuzz with Ditto.
Wynaut, the pre-evolved form of Wobbuffet.
it doesnt matter it just cant be a baby form of a Pokemon (like happiny or smoochum) and it cant be legendary.
Magmortar is the final evolutionary form of the baby Pokemon Magby. In Pokemon Diamond, wild Magbys can be caught on Iron Island or Route 228. It evolves into Magmar at level 30 after which it can be traded holding a Magmarizer and it will evolve into Magmortar.
Ambipom, which is the evolved form of aipom
The meteors in Pokemon Diamond can change Deoxes's Form. (Attack, Defence, Speed, and Normal.)
Barboach.
The evolved form of Finneon is Lumineon.
no because diamond is form gen4 and black is from gen5
Bastiodon, the evolve form of Shieldon
No but you can change its form in Platium.
a special event