SAFETY FIRST! | Alien: Isolation | Part 24

(Disclosure: This was originally recorded in 2021 for my first channel.) Thank you so much for watching, it really means the world to me! Stay tuned for plenty more awesome videos like this one coming your way real soon! :D Tags: #letsplay #markiplier #funny #scary #alien #alienisolation #scifi #80s #smallyoutuber #throwback #horrorgaming #survivalhorror