It was just a matter of time before the suddenly-not-scoring Vegas Golden Knights to see their scoring revert to the mean. It’s a statistical concept that means when given enough sample size, things tend to fall around 50 percent on a bell curve. That’s why so many baseball teams are around .500 on a regular full season - that’s to be expected after 162 games.
Regression was most definitely due for a Vegas team that had been shutout in two of their last three games:
Hint: Dallas was not ready for the regression to the mean.