HIT POINT SALES, Atheris Games Ruins of Mars SWAn action selection, engine builder with a unique shifting resource mechanism Makes each action vary turn by turn Suitable for chidren ages 14 years and over You can spend more time enjoying your hobby All our games are designed to be: Accessible easy to learn and approachable by all players. Scalable depth and complexity grows with players skill level. Fun for all ages; parents and kids can play together Item Number: ATH2020 Dimensions: 10. 51 x 10.