FateGrand Order is a free card game available on Android, developed by Komoe, and categorized under Games and Card subcategory. The game is set in the year 2017, where the world is on the verge of extinction. The human race is facing a mysterious threat, and the research team at the "Chaldea Security Organization" is determined to save humanity by traveling back in time.

The game features a storyline of over a million words, written by the creator of Fate, Nasu Kinoko. FateGrand Order allows players to summon characters from the Fate series, including Fate/Zero and Fate/stay night, and many more. The game also introduces new characters that players can summon and add to their team.

Players can engage in card-based battles, which follow the traditional Japanese RPG style, by commanding their characters using instruction cards. The game includes a cast of over 40 voice actors, including some of the original voice actors from the Fate series.

Please note that FateGrand Order is rated 12+ and includes violence. The game is free to download and play, but some features and content may require payment.