Rock Climb. HM 8
HM Rock Climb
you get it from prof. oak after beating blue
In Pokémon HeartGold, in order to get the Rock Climb HM, you have to beat all the Kanto Gym Leaders and then go to Pallet Town and talk to Professor Pak and he will give you the Rock Climb HM.
you get it from blue when you defeat all 16 gym leaders
if you want it from soul silver or heart gold you get it professor chen in kanto
After you defeat all the kanto gym leaders, talk to proffser elm to receive rock climb
Get all 16 badges and visit the Professor in his Pallet Town lab. He'll give you the HM.
You defeat Blue in the Viraden gym and then a guy in the town gives it to you.
After defeating the 16 gym leaders of Johto and Kanto, Prod. Oak will give you Rock Climb. He is at his laboratory in Pallet Town.
go to proffeser oak get hm rock climb then go to mt.silver to beat red
Professor Oak gives it to you in Pallet Town when you have defeated all the Kanto Gym leaders.
There's no such HM in the game.