Wissenswertes

At 2:16, when the girl is attacking the bad guys, the sound of a feral ghoul, from the Fallout series of games, can be heard.

Near the end, the Fallen One quotes Mummra from The Thundercats, saying "Ancient spirits of evil, transform this decayed form" and becomes a super strong demon.

While Lisa is infiltrating Razor's sanctum, two guards are talking about a VT16, and that its 'quite a thing to see'. This is a reference to a line in Star Wars, where two stormtroopers say something almost identical.