Resident Evil 4 - Verdugo Boss Guide

gamespot.com:

The Resident Evil 4 Verdugo boss presents two options: fight or flight. As you make your way through the Castle's Depths/Underground Laboratory, this creature will stalk you. You can either do everything you can to avoid it, or finish it off for good. Here's our Resident Evil 4 Verdugo boss guide to help you defeat this opponent.

The Resident Evil 4 Verdugo boss guide is primarily about understanding the layout of the area. The Underground Laboratory has winding corridors, and around four liquid nitrogen canisters. Make note of their locations, since they'll be important later on. Halfway through, a short cutscene will play, where you'll see that the Verdugo is stalking you. Then, at the very end, there are two instances where you have to press Circle/B on your gamepad to dodge its tentacle attacks. Once you turn on the power for the elevator, an autosave will trigger. Soon, the Verdugo will show itself.

Technically, you don't need to kill the Resident Evil 4 Verdugo boss. If you want, you can simply wait until the elevator arrives to ride it back to the surface. But this is easier said than done due to your opponent's relentless nature. It has the following attacks:

The four liquid nitrogen canisters can be activated by interacting with them. You'll then need to run away not just because of Verdugo's lunging attacks, but also because the gas will cause damage to you. If you manage to bait your opponent into advancing, it will get frozen. You'll then have a few options:

Here's how the Resident Evil 4 Verdugo boss fight should go (you don't need to worry about this part if you plan on freezing and blasting it with a Rocket Launcher):

Next, return to the aforementioned spot (the liquid nitrogen pipe before the elevator