alien isolation nightmare mode 201
https://x2nnk7n1sp.inkharbory.com/posts/why-alien-isolation-nightmare-mode-is-the-ultimate-test-of-nerve
Alien Isolation Nightmare mode cranks the original game's tension up to eleven. The Xenomorph's AI is more aggressive and unpredictable, constantly hunting you with shorter cooldown periods. Key items are scarcer, forcing you to rely more on your wits and the environment. One wrong sound or movement, and you're dead, restarting from the last save with the added dread of knowing the Alien is just as relentless as before.