first u enter ice fall cave then u go find HM water fall (its in ice fall cave ) the u go up water fall keep going u'll see team rocket
Team Rocket's Warehouse
You have to defeat Team Rocket at the Radio Tower in Goldenrod. To get in you need a team rocket costume, you can get it in the underground where the photographer has his stand. After that you have defeated team Rocket you can move east from Mahogany to the Ice cave.
Go east of Mahogany Town and through the Ice Cave.
No,you will not fght againts Team Rocket in there.
there's no hope you cannot complete island1-7
after you kick out team rocket in goldenrod city and make it through ice cave
M.T Moon
After you beat the 7th Gym leader and go through the ice cave. You will receive a call from the Professor that tells you about it.
go to the icefall cave and go through the maze then pick up waterfall then go up the waterfall at the start go in the cave and team rocket is there
inside a cave that team rocket is at
Before the man will get out of the way you have to help Lorleni in Ice Fall Cave on Four Island by fighting a team rocket grunt.
you can get it in four islands icefall cave after destroying team rocket there.search the cave ,it will be there