Subatomic: An Atom Building Game 2nd EditionSubatomic is a deck? building game where players use their starting deck of photons and quarks to create protons, neutrons, and electrons. Players then use those subatomic particles to buy more powerful cards for their deck or construct elements to score points! 2 4 playersAges 10+40 60 minute play timeContents: 44 Quark & Photon (Gamma Ray) Cards46 Proton, Neutron & Electron Cards24 Elements Cards21 Scientist Cards41 Wooden Cubes32 Energy Tokens12