Item drop system - Official TF2 Wiki

Item drop notification fix (you found: [x] notification) : r/tf2

Engineer's Cap, Team Fortress Wiki

List of retired items - Official TF2 Wiki

Winger, Team Fortress Wiki

Steam Community :: Guide :: The Item Drop System (TF2)

File:Item icon Strange Filter.png - Official TF2 Wiki

Australian Christmas 2011 - Official TF2 Wiki

The wiki has updated the DT2 boss pages for estimated rates of the drops : r/2007scape

Trophy Belt - Official TF2 Wiki

Item drop system - Official TF2 Wiki

Archimedes - Official TF2 Wiki

How does the item dropping system work? Is there anything I can do to receive items like weapons or crates more often without paying anything? : r/tf2

Items - Official TF2 Wiki Official Team Fortress Wiki

I have recently got this neat lad as a drop,what was your most expensive drop? : r/tf2

Bill's Hat, Team Fortress Wiki