Pokémon Platinum - Sinnoh Pokédex

The native Pokédex for Platinum, listing all Pokémon from the Sinnoh region.

How To Evolve Pokemon in Pokemon Platinum

National Pokédex - Bulbapedia, the community-driven Pokémon encyclopedia

Where can I see Pokemon number 146 and 147 in the Sinnoh Dex Pokemon platinum? - Quora

Released - Pokémon Banished Platinum

The slightly changed version of the Sinnoh region Pokedex used in Platinum Version.

Downloads - Pokédex - veekun

Sinnoh - Bulbapedia, the community-driven Pokémon encyclopedia

Pokemon Platinum Part #28 - In the Zone

Even though I saw every single pokemon in the sinnoh dex, and Rowan himself tells me to meet him at his lab, he doesn't upgrade my pokedex instead he just keeps asking