First leave the two pokemon u wanna lv up in the day care then go to (fuego ironorks) and then go to a warp panale and run at it

Works best if you celotape the arrow button and the B button down and leave it over night

My RIOLU went from lv 1 to lv 43 then one rary candy and it evolved

My team bye the way

Rapidash Lv 50
Azelf Lv 50
Roserade Lv 53
Luxray Lv 50
Epoleon Lv 59
Lucario Lv 52