There is a new "DOOM" game, and it is very good. It's ultra-fast and ultra-bloody and ultra-ultra — it's an extreme of an extreme, in all the best ways.

"DOOM" is the kind of game where skeletons can fly and have rocket turrets attached to their backs. id Software / Bethesda Softworks

In classic "DOOM" fashion, it's got an ultra hard mode — that mode is known as "Ultra Nightmare" mode (of course it is), and it's ridiculously difficult. More than just tough, you've only got one shot: If you die, even once, you have to start over from the beginning.

<em>Whoa</em> id Software / Bethesda Softworks

But the world is large and full of heroes, like YouTube user Zero Master who — less than a week after the game launched on May 13 — has already defeated its hardest mode.

Here they are, ripping out the heart of one of the biggest demons in Hell:

Zero Master manages to pull of this marvelous feat in under five hours, which is an achievement unto itself. I'm over 10 hours into "DOOM" on standard difficulty, and I have yet to fully complete it! Admittedly, I'm nowhere near as good at "DOOM" as this person.

Here's the full playthrough, recorded in stunning 1080p at 60 frames-per-second: