Sephiroth's cutscene with Jenova in Final Fantasy 7 was so scary it terrified one of the producers: "I felt like I was going to have a heart attack"

https://www.gamesradar.com/games/final-fantasy/sephiroths-cutscene-with-jenova-in-final-fantasy-7-was-so-scary-it-terrified-one-of-the-producers-i-felt-like-i-was-going-to-have-a-heart-attack/