Charizard and Ponyta are good. I also like Metagross.
Black Charizard, it so cool
Shiny Gyrados is epic!
Shiny Cloyster is awesome.
Shiny Lucario and shiny Luxray are awesome...
I have a shiny Moltres it's pink!
A shiny Umbreon would be awesome.
The shiny Pokemon that my little sister, little bro, and I have caught these past years are Furret, Marowak, Bidoof, Tokoal, Magikarp, and Zubat.
@takashichea: Shiny Magikarp's are soo awesome. lol
I have one too ^_^ yay!
Shiny metagross and Ho-oh.
Shiny Mega Ampharos and the entire Ralts line, including Shiny Mega Gardevoir.
Of the ones I've seen, Torchic and Cyndaquil.
Submissions can take several hours to be approved.