ドラゴンボールヒーローズアルティメットミッションX (ドラゴンボールヒーローズアルティメットミッションエックス) is a Nintendo 3DS game released in Japan in July 2017. It is part of the Dragon Ball Heroes series and is based on the arcade game of the same name. In the game, players take on the role of a Super Saiyan and battle their way through a variety of stages. The game features a variety of characters from the Dragon Ball universe, including Goku, Vegeta, Gohan, Piccolo, and more. Players can customize their characters with a variety of clothing and accessories, and use powerful attacks such as Kamehameha and Final Flash to defeat their opponents. The game also features a variety of modes, including a story mode, a mission mode, and an online mode. Dragon Ball Heroes Ultimate Mission X is a fast-paced and exciting game that will keep fans of the series entertained for hours.