Original: PokÃ mon Mystery Dungeon : Explorers of Time and PokÃ mon Mystery Dungeon : Explorers of Darkness are a matched pair of PokÃ mon games for the Nintendo DS .
Simplified: A sequel to the two games were made in 2007 for the Nintendo DS titled PokÃ mon Mystery Dungeon : Explorers of Time and Explorers of Darkness .