Opening a portal to the Realm of the Great Beasts who also summons a horde of Surtur demons to aid the Crew in destroying the world .
The Great Beasts are the Wrecking Crew is further empowered by Tanaraq .
Opening a portal to the Realm of the Great Beasts , the Wrecking Crew is further empowered by Tanaraq , who also summons a horde of Surtur demons to aid the Crew in destroying the world .