Goblitrog- to get goblitrog you need 152 pokemon all 150 plus mew and metamouse you can use the gameshark(olny to get mew and metamouse any others and the code wont work) when you have 152 beat the elite 4 7 times without going to a pokecenter then fish and catch a poliwag catch him. evolve him and raise him to level 100 store him in your last box in bills pc then release him beat the elite 4 1 more time and prof.oak will say look what i found and he will give you goblitrog!!! he is super rare and very powerful he does not start with very good moves but he will learn fast.you can also sell and trade goblitrog you can get 5 masterballs if you trade with a gym leader or you can get lots of powerful pokemon like mewtwo and mew if you trade him with gamblers you can sell him for 5000 dollars at any mart!