I have a theory that War is actually a normal level like John Gutter, but here's the catch. I believe before getting into the food business, Peppino was once a war soldier from World War 2 and when he heard the word 'war' he started getting flashbacks to the traumatic experience from being in the warzone, and for the full level we're seeing it from Peppino's perspective.
Something familiar. Sonic: It's time to ruin your plans, Eggman! 2:08 Eggman: 2:10 Amy: Sonic, my dear! Come with me. 2:10 Sonic: 2:14 Eggman: 2:16 I win! I win! It's my first victory!
5:30 “Think twice before messing with Italian blood! When all of this is over, we both know your tower’s name will be raked through the mud! You’ll be sorry for all the times you’ve scarred me! One last delivery, it’s a Peppino delicacy! A beatdown for you to devour! I will no longer cower! So in the final hour… DOWN WITH THE PIZZA TOWER!!!!”