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.
Big Lipped Alligator Moment: Just after the opening mission, an animation sequence occurs that looks rather like a trailer for the game, within the game. In it, Simon wakes up on the battlefield, with Shadowhand, and proceeds to encounter both the barbed-wire monster and several other monsters. When Simon wakes up in the next mission, he lacks Shadowhand and has never seen any of the monsters before.
Crazy Awesome: Using a giant walking tank to destroy an even BIGGER scorpion-looking tank in a fully destructable Stone Henge-esque arena
"This mailman is gonna kick some ass" said after reading a dead soldier's letter to his wife, after Simon had previously declared to the (at the time living) soldier that wasn't going to take the letter.
Crowning Moment of Funny: "Kill the biggest basterd in the universe and get out of Hell once in for all" as a mission objective