This item can only be worn around Halloween or during a Full Moon; at other times of the year, it does not appear in gameplay, unless the server has Halloween mode enabled. However, it can be equipped at any time and can still be viewed on the loadout screen even when it is not visible during games.
|The Brundle Bundle|
Engineer's vocalizations are 145% higher pitch.
- The Buzz Killer was added to the game.
- [Undocumented] The Buzz Killer's equip region was changed to "Whole Head" from "Hat".
- "Buzz kill" is slang for a depressing person whose presence tends to consistently darken others' moods.
The Engineer wearing the Buzz Killer on the main menu.