>>33025155Still possible in XY and ORAS for the Maison. Though in HGSS's case, it's cross-compatible with Platinum, too; XY can only connect to XY, and ORAS can only connect with ORAS.
Another interesting thing to note is that the NPC opponents and Pokemon's names will be in the same language as the host's in Gen IV. So if Japanese Platinum and American English HeartGold connected, your opponents would send out Pokemon with Japanese names in both games.
