At the eleventh floor with the owner of the place
You look for the team rocket boss and before you have face team rocket grunts and also your rival
FLOOR 6,7,8,9
to get the sliph scope you have to go to safron city to the team rocket warehouse and defeat the boss and he will drop the sliph scope and you have to pick it up (it is inside of a poke ball)
You Have to beat Sliph Co. Towers Boss In Saffron City first then to the Verdian Gym, the Team Rocket Boss is the Veridian Gym leader
After defeating Giovanni at his Rocket Headquarters in Celadon City he should give it to you.
go to silths co battle your rivel then battle team rocket's boss talk to the guy on the couch [prasident] and he will give you a masterball.[becareful you can only do once every file[once every time you restart]].
beat sliph co. building a key should be @ 5th floor to get in beat Giovanni in the rocket hideout under the game corner
go to Sliph Co and meet the president he will give it to you.note: you have to beat team rocket first.
You need to defeat there boss in the game corner.
No.
You have to get the Sliph Scope from the Sliph Co. Building after you beat Giovonnie
defeat all the rockets in sliph co. (saffron city) and free the sliph co. pres. and he will give it to you