Valve is re-releasing Half-Life 2's 'Raising the Bar' art book after nearly 20 years out of print and adding new sections about all three HL2 episodes

s part of Valve's celebration of Half-Life 2's 20th anniversary, the studio has announced that it will release an updated and expanded version of Half-Life 2: Raising the Bar, a superb art book that covers the development of the legendary first person shooter...
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