I can't not say "Ninetails". Good stats, and straight up looks cool.
Magikarp, just plain epic.
100% Eevee~ along with the evolutions
Jirachi or Umbreon.
My elite 4 elite 4 challengers have been my milotic gardevoir gallade and blaziken. All I ever need endgame
Venusaur, because it was my first pokemon I owned, so it's very sentimental to me.
Nier Automata <3
Gardevoir, Sylveon, Espeon, Pikachu, Rayquaza, Altaria Suicune and many more
Sylveon probably first if i had to choose
Arcanine for sure, have you seen that giant floof dog? I could sleep in the fur.
Tie between Rowlet and Rockruff