Shiny dratini and dragonair. ♥ I love pink shinies. XD
Shiny dragonite is trash.
Shiny Ponyta! Although I have never caught one. I can dream right?
Metagross is one of my favorites.
First one I ever saw:
I also love Sylveon's shiny colors but I may be biased because I love sylveon so much. I really dislike Espeon's shiny, though. The lime green just throws me off