Question

Can you please help with punctuation? Is it correctly punctuated?

This reality being the fact that the vacuum was only used for cleaning, not sucking up humans!, the closet only held your clothes, the basement had only a car in it, and the “monsters” underneath your bed were all in your head.

Answer 1

This reality is the fact that the vacuum was only used for cleaning, not sucking up humans!(no need for a comma after exclamation mark).The closet only held your clothes, the basement had only a car in it, and the “monsters” underneath your bed were all in your head.

Answer 2

This reality being the fact that the vacuum was only used for cleaning, not sucking up humans!
, the closet only held your clothes, the basement had only a car in it, and the “monsters” underneath your bed were all in your head.
(remove the bolded comma and you're good)