CSI: Unsolved is an online NDS game that you can play at Emulator Online. This free Nintendo DS game is the United States of America region version for the USA. CSI: Unsolved is a single title from the many adventure games and puzzle games offered for this console. If you enjoyed playing this, then you can find similar games in the nds games category. CSI: Unsolved game is from the various retro games on the site, and there are more games like this, including CSI: Crime Scene Investigation - Deadly Intent - The Hidden Cases, CSI: Dark Motives and Pokemon X and Y.