nwhere its impossible to find him UNTIL you beat the elite four again
Beat Red
arceus will beat him easily.
You have to beat red
Beat Red, and then go to Professor Oak.
you cant
Nope after you beat him he dies 4ever
in soulsilver you get the red orb in heartgold you get the blue orb
After you beat him he will disappear but if you beat the Pokemon league again he will reapear in the same spot.
You finish Pokemon heart gold after you beat red.
Do you have every Pokemon in the game? If not, NO!
you get it from oak at pallet town after you beat red
to beat red and moltres will be in there