Dive is not an HM in leafgreen however some Pokemon can learn it on there own, if you want to have a Pokemon with dive have the Pokemon that you want learn dive in ruby or sapphire or emerald then have them trade you it and now you can use dive but not outside of battle because its not an HM.
Dive is not an HM in firered if you want a Pokemon to learn dive trade it to ruby, sapphire or emerald then take it back after teaching it the move.
i think mossdep, but i play emerald
Gyarados cannot learn Dive by itself from leveling and must learn it from the HM Dive which is not available in Pokemon Platinum. The HM for Dive is only available in Pokemon versions; Ruby, Sapphire, Emerald, White, Black, White2, and Black2
You cannot get HM Dive in Pokémon LeafGreen.Since Dive is not an HM in leafgreen the only way to get one of your Pokemon to learn Dive is to trade it to ruby, sapphire or emerald then teach it Dive using the HM then trade it back to leafgreen.
Here is the list of all the pokemon that can learn dive by TM: http://www.serebii.net/attackdex/dive.shtml
you have to learn dive first beat the twins then get dive go on you way to sootopolis and when you see dark spots in the water use divethat's how you get into sootopolis
First you need the HM that teachs Dive its obtained from Steven after you defeat Team Magma at the Space Center at Mossdeep City to get it go to his house and talk to him to get it.
Since dive is not a HM in firered you will have to trade a Pokemon to a friend that has ruby, sapphire or emerald then using that game use the HM Dive to teach the move Dive to that Pokemon trade it back so firered can have that Pokemon again it will still have Dive however you cannot use it to dive underwater.
get rayquaza
It doesn't. The only way you can teach it this is if your playing Black,White,Ruby,Sapphire,Emerald and you teach it HM08/HM06
You get Dive from steven not may.