>>16567543D/P/Pt can be transferred to B/W or even B2/W2 postgame, these gen 5 games can then be used in a 3DS with the pokebank app to transfer to X/Y, all trans-generational trades are non-reversible (you can also trade from LG/FR or R/S/E to D/P/Pt and move them up to X/Y)
