Rarity

Rarity is a property of cosmetic items. It is represented in-game by the item's color theme. Rarity is a purely cosmetic property, and has no effect on gameplay.

General Information

 * Items have both a Rarity and a Quality value.
 * In general, rarer items tend to drop less often, and have more customizations.
 * Rarity does not determine whether or not an item is tradeable or marketable, Quality does.

Crimson Witness
Crimson Witness refers to very specific items obtained at a random chance by audience members who witnessed first blood live at The International playoffs each year. Although this makes these item very rare, "Crimson Witness" is not its own rarity type, but more of a name tag.