DS Download Station - Volume 18 (USA) (Demo) (Wi-Fi Kiosk) (ニンテンドーDS ダウンロードステーション Vol.18 (アメリカ)) is a collection of six playable demos of Nintendo DS games released in the United States. It was released exclusively for the Wi-Fi Kiosk service in the USA, allowing users to download the demos to their Nintendo DS systems via a wireless connection. The six games featured on this volume are: Kirby Super Star Ultra, Mario & Luigi: Bowser's Inside Story, Tetris DS, Yoshi's Island DS, Pokémon Mystery Dungeon: Explorers of Sky, and WarioWare: Touched!. Each demo features a selection of levels and/or mini-games, allowing players to sample the full game before deciding whether to buy it. The demos also feature a Wi-Fi ranking system, allowing players to compete against each other and compare scores. DS Download Station - Volume 18 (USA) (Demo) (Wi-Fi Kiosk) is a great way to try out some of the best Nintendo DS games before buying them, while also connecting with other players in the process.