you can get mewtwo,lugia,ho-oh,moltres,zapdos,articuno, entei,suicune,raikou,and maybe deoxys.
all original 151 Pokemon
you catch the hoenn legnds kygore groudon and rayqaza
all Pokemon after u get national dex in red/green all Pokemon after u get national dex in red/green
there are about 5 songs on Pokemon Fire Red
you must trade over them the 3 starter pokemon in pokemon red and blue are bulbasaur squ
Well there's Mewtwo, Mew, Articuno, Zapdos, and Moltres. and I think you can get all of them in Pokemon Red Version.
Kinda, Ash in the anime was based off of Red from the original Pokemon games Red and Blue. That's why all his Pokemon are similar.
groudon
You would get a depoma for getting all the Pokemon
You can't, you can only do that on Pokemon yellow version
Trade or search in the 1,2,3,4,5,6and 7 island and all cities and places.
Pokemon Trainer Red is on the top of the mountain in the center of the map. All of his Pokemon are lv.63 and up, so have strong Pokemon!