The Ein is a community-created cosmetic item for the Engineer. It is a team-colored canary perched on the Engineer's left shoulder, wearing a pair of goggles similar to the ones worn by the Engineer himself.
The Ein was contributed to the Steam Workshop.
- The Ein was added to the game.
- Changed item type to "Mascot".
- [Undocumented] Added Strange quality.
- The name of this item is a abbreviation of the last name of Albert Einstein, a key figure in the world of theoretical physics of the 20th century.
- Domesticated canaries were often used by miners to warn them of poisonous gases or other dangers, which would affect the bird before affecting the people. Signs of distress from the bird indicated to the miners that conditions were unsafe.