Half-Life is 20, so watch the impressive first trailer for Black Mesa: Xen

Half-Life is 20, so watch the impressive first trailer for Black Mesa: Xen  PC Gamer Black Mesa: Xen to Release in Q2 2019, Includes Around Six Hours of Content  Only Single Player 14 Years Later, Half-Life's Remake Is Almost Finished  Kotaku AustraliaFull coverage

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