Sabaton Defence of Moscow sung by the main cast from Hazbin Hotel (AI Cover) 

"We saved the Hotel" ~Supreme Leader Charlie Morningstar

This is the best thing ever

As a fan of Sabaton and a faithful follower of Hazbin Hotel, I saw the entire saga of covers and I appreciate the effort, But there are still classics like The final solution, coat of arms and lion From north

Где-то в параллельной вселенной...

This fits very well. The hazbin crew is defending the hotel from a previously thought to be invincible angel army. The thrid reich committed genocide, so did the angels.

Can you do the last stand or red baron