Xerneas = Zer - Nee - Us
Yveltal = Ye - Vell - Tull.
Go to the name rater in Veilstone. The names of traded Pokemon can not be changed.
Pokemon only have one name!
While the names of the Legendary mascots haven't been revealed, the Legendary for Sun appears to be a lion while the Legendary for Moon appears to be a bat.
Zecron and reasharam
Xerneas, Yveltal, and Zygarde There is also Diancie, but it is an event pokemon. You get the choice of Articuno, Zapdos, and Moltres depending on your starter.
The Legendary Pokemon in Ruby are Kyogre, Groudon, Rayquaza, Deoxys, Jirachi, Latios, Latias, Regice, Regirock, and Registeel.
There is no such Pokemon as darkrown. If you mean Darkrai, then the answer is yes he is. I consider him to be a legendary pokemon. Please, get the names right. Darkrown is a Fakemon in the online game, Pokemon Vortex.
In Castelia City you can change your pokemons name. In the pokemon gym road of Castelia city there is a man in the lefthand building who will change your pokemons name. Just like in the previous games you can only change the names of captured pokemon. (Not traded pokemon, or pokemon labelled "N's Pokemon".)
they are mespirt, azelf, uxie, and dialga
it is one of the legendary Pokemon on Pokemon silver or gold it is required to catch the legendary dog Pokemon i think suicune entei and raikou are their names hope that helps some
on black and white? Reshiram (black) and Zekrom (white)
I put a link to a Pokemon Pronuciation guide in the related links.