Catch a Remoraid. Keep it in your party as you level up Mantyke.
the way to cianwood
You can't catch Regice in Pokemon heartgold.
Answer: You can't catch a Blastoise in Pokemon HeartGold. You have to evolve a Squirtle.
You can't catch Rotom in heartgold.
you can catch sycther in pokemon heartgold in pokemon contests in Tuesday,thursday,and saterday.
you cant catch him in heartgold you can only get him in soulsilver
In HeartGold you can catch Kyogre.
No, you cannot catch Regigigas in Pokémon HeartGold. or you can cheat...
You catch it.