Original sentence: Players explore a large area, which ranges from mountains, bodies of water, grasslands, populated areas, and snowy areas.The developers made Platinum with the intent of making it a stronger version of Diamond and Pearl, which they described as the "ultimate" Pokémon titles.The gameplay stays true to traditional Pokémon mechanics.The mascot Pokémon is Giratina, and is one of the central plots of the game
Edited sentence: Players explore a large area, which ranges from mountains, bodies of water, grasslands, populated areas,snowy areas and a volcano.The developers made Platinum with the intent of making it a better version of Diamond and Pearl, which they described as the "ultimate" Pokémon titles.The gameplay stays true to the traditional Pokémon mechanics.The mascot Pokémon is a ghost/dragon type pokemon called Giratina, and is one of the central plots of the game