Don't have any spare Hoopa or Mews :-/
However, If you're really desperate, you can try the Mew Glitch in the R/B/Y virtual console games and send it to Sun and Moon through Pokebank at Holiday 2016.
Here's an article from bulbapedia about the glitch: http://bulbapedia.bulbagarden.net/wiki/Mew_glitch







