That means he strolls the streets and kills whoever he finds on his naughty list X-Mas night, which is a problem for Fry.
Unfortunately, they don’t do a good enough job of warning him about Robot Santa Claus, a defective robot with unachievable standards of what qualifies as “nice.”
Plot Synopsis- Fry learns about the new traditions of X-man (formerly known as Christmas) as the crew tries their best to inform him of what’s changed.