Dragon Quest Monsters: Joker is a spin-off from the Dragon Quest franchise developed for the Nintendo DS and released in 2006. In this RPG, players collect and train monsters to compete in the Monster Scout Challenge. The game blends traditional Dragon Quest RPG elements with a unique monster-catching mechanic, similar to Pokémon, as players explore islands and capture creatures to form their ideal team. It received praise for its 3D graphics and expansive monster customization options, appealing to both Dragon Quest fans and newcomers to the monster-taming genre.