These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
The way the words FEEL LIKE A MONSTER are practically growled near the end of one version of the song can really catch you off guard. Say you're just sitting there, casually listening to the song for the first time in a month, and suddenly: I must confess that I FEEL LIKE A MONSTER.
The lead in to "Sick of It" from the end of "Rise" counts, with a montage starting with a 911 call from a woman calling about a man with a gun in her house, followed by her literally screaming in fear at her kids to get under the table.
Holy Shit Quotient: Large portions of a crowd have been known to audibly gasp at the first instance of pyro. The "fifty-foot columns of flame" thing isn't much of an exaggeration, and it can be pretty frightening the first couple of times if you don't know it's coming. Not to mention that the flames are, well, hot, and can be felt at a distance when they're really cranked up.