Honestly? I do not know. Its egg just so happened to be lying beside my bed when I awoke one morning. I am aware that a few others have the same Pokemon, but Metagross seem to still be a rarity amongst themselves. I have heard tales that their younger forms could be found in the wild, however.

[ Machina's red eyes glance over to Illyasviel before giving a nod, then setting itself back onto the ground and resuming its spider walk. ]