Pokemon Mystery Dungeon: Explorers of Time Rescue friends in trouble or send your own SOS messages through Nintendo Wi-Fi Connection. 16 available playable Pokemon including several fourth-generation creatures, such as Chimarchar, Munchlax and Piplup and also several mainstays from previous Pokemon titles including Pikachu, Squirtle and Charmander Non-repeating dungeons and over 490 Pok mon ensure infinite exploration.