The Rares in those games are Groudon, Kyogre, Rayquasa, Regiice, Registeel, Regirock, and if you want to know the ones that are not legends but are hard to find the there is a large list.
i want deoxys
Ralts is a psycic type Pokemon, please come to me if you have any more questions about Pokemon types.
A rare Pokemon is on a honey tree when you see the tree shaking. (the more it shakes the rare the Pokemon )
shiny Pokemon are rare you can find them almost any were but they are super rare
There are some 'rare' Pokemon that evolve (for example, Beldum), but no legendaries evolve.
that's a real bad question
Pokemon silver is more rare than gold but Pokemon crystal is more rare than Pokemon silver or any other Pokemon game.
there arent any
Any Pokemon can be a Shiny. It is just really rare.
look for grass that wiggles on any route. if you go into the grass a rare pokemon will appear. most of them are audinos though.
Anywhere, but they are rare.
Yes there are
no from byron