All Games  Strategy Games  Artifact Artifact Community Hub ARTIFACT A collaboration between legendary game designer Richard Garfield and Valve, Artifact offers the deepest gameplay and the highest fidelity experience ever seen in a trading card game.  33% of the 30 user re Mixed  48% of the 19,498 user reviews Nov 28, 2018 Valve Valve Reminder that Valve canceled Left 4 Dead 3 because they couldnt decide what game engine to use, but went ahead and made this  Reminder that Valve canceled Left 4 Dead 3 because they couldnt decide what game engine to use, but went ahead and made this memes