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SHAmory is a STEM Authenticated Bitcoin mining card game from ages 5 to adults.. A minimum of two players are needed in order to play SHAmory.. No prior Bitcoin knowledge is needed. SHAmory is a Bitcoin card game that will help educate players as they play.. SHAmory players will not only have a blast while playing, they will also be exposed to key features that have kept the Bitcoin network secure over the past decade..