We're reaching a point, where Pokemon collectors are starting to grasp at straws, and going for all the spin-offs as they've already finished their main-line collection; and thus, the Mystery Dungeon-series, is seeing a big surge in price recently. The game is not even very good, it's only expensive because it's Pokemon - so if you're buying these games as an investment, now's a good time, before it's gets too out of hand.
