From Team Fortress Wiki
The Birdcage is a community-created headwear item for the Pyro. It is a copper and iron birdcage that fits around the Pyro's head with a small team-colored bird sitting on a perch inside that swings about.
- The Birdcage was added to the game.
- The Birdcage can now get kill assists in Pyroland.
- The bird is colored yellow when the Pyro appears on the main menu with this item.
Birdcage as seen in the Manniversary Update.