Dragon Quest Wars (ドラゴンクエスト ウォーズ, Doragon Kuesuto Wōzu) is a turn-based strategy video game developed by Intelligent Systems and published by Square Enix for the Nintendo DSi and Nintendo 3DS's DSiWare download service. It is part of the Dragon Quest series and features monsters from the series. It supports up to four player multiplayer, both local and online. Dragon Quest Wars was announced on May 18, 2009, and was developed by Intelligent Systems, a wholly owned subsidiary of Nintendo.