Dinosaur King is a strategy game for the Nintendo DS, based on the Dinosaur King TV series. It was developed and published by Sega who first released the game in Japan on November 11, 2007. It was later released in the US on September 23, 2008 and then in the EU on September 5, 2008.
One day, Max, Rex, and Zoe, the members of the D-Team (of whom only Max and Rex are available as player characters), find mysterious stones that allow them to summon dinosaurs (after creating special cards from fossils they use a special device called a Dinoshot). However, an evil group called the Alpha Gang steals a Dinoshot in order to create a dinosaur empire. It is the D-Team's job to stop the Alpha Gang.
