Legedaries are not found in the sky pillar.
no,there is only 1 legedery pokemon.
Kyogre and latias. regi-rock, regi-ice, regi-steel
The Sky Piller is a place where you can find Rayquaza. In Sapphire and Ruby the Sky Piller is not accesible until the champion has been defeated. In Emerald it can be accesed after you awaken Rayquaza and it calms Kyogre and Groudon.
on route 131
There's no key.
complete the elite 4 and go to sky piller near pasificlog complete the elite 4 and go to sky piller near pasificlog
top of sky piller
it is northeast of pacifidlog city
route 131
There is not one in sapphire. But there is a sky piller
rayquaza is in sky piller
Repels work in all locations.