A Stage Hand is someone who lacks real acting ability, yet still wants to be part of a stage production. Usually drama dropouts if you will, they do not appreciate the art or talent of actors.
A person who makes the impossible possible, usually in stupid yet functional ways. They also have to fix everything the actors break. For further information see ninja
A "human" that spends so much time playing video games that their posture is level nerd neck. Everytime anyone goes tryhard they hunch down and their neck gets longer there fore a nerd neck is always hunched down cause they're always going try hard. In other words a nerd neck is a try hard, since their neck is 100% longer than the average human being due to playing too many video games and taking them serious, nerd necks are not even considered human anymore but something more sad. Nerd necks are often found on fortnite, their natural habitat usually being tilted towers.