Hey, all you idiots saying "all of them!" Saying that all of them are your least favorites doesn't actually say anything about how much you like them. It only says that you hold them all in equal regard.
Saying "all of them" is the same as saying "none of them."
On topic, MegaMewtwo is my least favorite because it looks significantly less menacing thanů MiniMewtwo.
Harmony is peace. Peace is unity. Unity is harmony. I tell this to the King Nook. He ask me to leave.