Pokemon Platinum Version: (us)

The regional Sinnoh Pokédex was expanded to 210 Pokémon, allowing players to catch many more species before the post-game.

Pokémon Platinum introduced several refinements over its predecessors to create a more polished experience: Pokemon Platinum Version (US)

An expanded post-game facility for high-level competitive battling, replacing the Battle Tower from Diamond/Pearl . The regional Sinnoh Pokédex was expanded to 210

Due to its high value, counterfeit copies are common. To verify an authentic US copy, look for: Pokémon Platinum Review - Nintendo World Report Pokemon Platinum Version (US)