Trollhunters is 3 years old.
 The latter song's quiet, downbeat ending is abruptly followed by a VFX clip, showing the family of "Mountain King" trolls (the third of four troll types depicted in the movie) clawing and shrieking at the camera
 Hans manages to turn the troll to stone and explains to the students that he only allowed them to come along because he's tired of working for little compensation and wants them to divulge the truth

