This video is geared towards believers. Unbelievers can (and do) do anything they want. There are no rules.
As a believer, can anyone name something Godly about halloween?
Good question.
There's all kinds of old and new Testament prohibitions that God gives against the pagan rituals that Halloween is based upon.
Extortion Fear Darkness Death Satanism and the occult Child sacrifices
A mother dressing up her little girl in a cute outfit and taking her around to friends and neighbors' houses to share in her joy and excitement at playing dress-up and receiving candy is not ungodly.
Kids aren't symbolically worshipping Satan when they dress up as Teenage Mutant Ninja Turtles and eat Snickers bars.