"Card Game Solver" is a Chrome add-on developed by selfvard42, falling under the category of Browsers and specifically the subcategory of Add-ons & Tools. The program titled "eliminate13" presents a simple yet engaging objective: if two cards add up to 13, players can click Cancel. In cases where no valid card pairs are available, users have the option to shuffle the cards for a fresh chance at finding the elusive 13-sum combination.

The gameplay of "eliminate13" is centered around quick thinking and strategic card pairing, providing a casual yet entertaining experience for users looking to test their mental agility. With a focus on simplicity and logic, this add-on offers a fun way to pass the time within the Chrome browser environment.