Please need help

[Vegeta™]

Okay i just beat the elite four and these are the pokemons i want
can someone help me out here please

Swinub-Nature-Brave??
Beldum-(what nature is good for beldum)??
Electrike-what nature
Swellow- What nature-
Ralts-What nature
Bagon What nature

 

[R.A.M.]

Swinub - Adamant/Jolly
Beldum - Adamant/Jolly
Electrike - Modest/Timid
Swellow - Adamant/Jolly
Ralts - Adamant/Jolly(Gallade), Modest(Gardevoir)
Bagon - Modest or Adamant, depends on how you're going to use it.