Platinum national dex???

[?????????]

I'm assuming that's what I need to leave the fight area..?
I'm missing numbers 151 and 152 anyone know what they are/ where to find them?

[SuperSimon]

#151 is Manaphy. You can see a picture of it in a mans house on route 212. Its in the main room where he is.

#152 is Rotom. It is in the house at the end of eterna forest, after 8pm at night.