You are supposed to get it using Mystery Gift at a special event, but that event has passed. Now your only option is to hack the game, like using an Action Replay.
There is no such thing as a legend stone in pokemon.
wi-fi event or use hacks
water stone
evolve pokemon
It evolves togetic into togekjssevolve pokemon
togipi
No, you have to trade to get a Glacion
with a thunder stone
its a wifi event.
thee is no thing called rock stone
You use a water stone.
a murkrow or a misdevies