How (and Why) Spelunky Makes its Own Levels
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How to Keep Players Engaged (Without Being Evil)
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Roguelikes, Persistency, and Progression
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Why Does Celeste Feel So Good to Play?
22:07
Spelunky 2 Developers React to Multiple Speedruns
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Spelunky 2 perfected perfection
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Valve's "Secret Weapon"
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How Game Designers Solved These 11 Problems
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