Pokemon 152 is chikorita, unfortuntly to obtain one other then from heartgold/soulsilver, Is to beat Pokemon Emerald, all Pokemon cuaght, and then you go to prof. Birch and he'll give u the choice of the 3 jhoto starters
= 152
151 manapy 152 rotom
Rotom
Rotom is #152 in the Sinnoh Dex in Pokémon Platinum, you can find it by interacting with a TV in the Old Chateau in Eterna Forest during the in-game time of night which is between 8 PM and 4 AM.
Pokemon Platinum has two different Pokedexes: the Sinnoh dex and the National Pokedex. In the Sinnoh dex, #152 is Rotom. In the National Pokedex, it's Chikorita.
You find 152(Rotom) at the old Chateau on the second level in the second room. Hope this helps:)
I believe you are talking about mew or mewtwo
= 152
151 manapy 152 rotom
rotom
Pokemon 152 is Chickoreta
Rotom.
In Pokemon platinum this pokémon would be Rotom. You find him in Old Chatau in Eterna Forest.
rotom
Rotom
Picachu
Sinnoh Dex #152 -- Rotom National Dex #152 -- Chikorita