you just battle till u get a 100 win streak then u have conquered the battle tower! good luck(youll need it)
you cannot ever beat the battle tower. but if you have completed the sinnoh pokedex then the battle tower will help you complete it. you can battle at the battle tower as long as you want.
Mo battle tower
after you get contunious battle wins at the battle tower
you cant beat the battle tower
after you battle 7 trainers in the battle tower you will get 3bp
The Battle Tower is in the Battle Frontier, which is north of Route 40.
In battle tower multi battle room salon.
The Battle Tower is still there at the fight area but now it is the battle froniter
battle through
get a high winning streak at battle tower
You cannot buy them BUT at the Battle Tower.
U Find Him At The Battle Tower Located In The Battle Frontier