The only Pokemon that can learn Hydro Cannon are: Blastoise, Feraligatr, Marshtomp, and Empolion.
Salamence can only learn Hydro Pump as an egg move in Pokemon Emerald.
You will have to trade or make it learn hydro pump
swampert can not learn hydro cannon in R/E/S it can only learn hydro cannon in Pokemon pearl/platinum/diamond SEE YA
You can't its not a move in emerald.
there's no TM for hydro cannon. u have to get national dex and tutor it.
The only Pokemon that can learn Hydro Cannon are: Blastoise, Feraligatr, Marshtomp, and Empolion.
depends on the Pokemon
Gyarados cannot learn the move Hydro Cannon. Hydro Cannon is a move that can only be learned by the Water type Starter Pokemon.
Salamence can only learn Hydro Pump as an egg move in Pokemon Emerald.
You will have to trade or make it learn hydro pump
swampert can not learn hydro cannon in R/E/S it can only learn hydro cannon in Pokemon pearl/platinum/diamond SEE YA
You can't its not a move in emerald.
hydro cannon
the best moves he can learn is hyper beam,fissure,earthquake,facade or hydro cannon (i think)
There isn't a TM for Hydro Cannon. You water Pokemon learn it from a guy in the desert at route 228. His house will be by a pond. Go in and talk to him and he will teach your Pokemon Hydro Cannon (water types only). Note: You have to be well bonded with your Pokemon before he will teach it.
Hydro Cannon