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Games that challenge the player with critical thinking to solve levels. 

An American-based, globally-available crowdshare service, Kickstarter offers independent creators the chance to fundraise from their audiences. If a work is tagged "Kickstarter", it likely has run or is currently running a crowdfunding campaign on Kickstarter's platform to help pay for its development costs.

Science-fiction. Commonly including things like aliens, advanced technology, and settings of outer space or distant planets.