no
Chat with our AI personalities
so you have to buy it?
ok umm no
There is no Action Replay code to max happiness in Pokémon Diamond. You can easily max a Pokemon's happiness by feeding it berries and vitamins as well as giving it a soothe ball.
magic
Max Cash code: 94000130 FCFF0000 B2101D40 0000000000000090 000F423F D2000000 00000000