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Sunlust - Why is it Great?
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A closer look at the Super NES DOOM Source Code Release | MVG
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kkrieger: Making an Impossible FPS | Nostalgia Nerd
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More Interesting Findings About Doom's Graphics
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I Made 3D Doom in Scratch
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Why looking up feels weird in Duke Nukem 3D
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Build Engine: A Short Lived but Glorious 2.5D Powerhouse
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