In the world of [[Year Zero]], Copper is a secret vaccine created to prevent infection by [[Red Horse]], an Ebola-like virus that causes massive bleeding and violent rage before death.
==Side effects==
* Bianca Sherer
A former operative for the [[US Bureau of Morality|Bureau of Morality]]. On the 0 pages, she details her life as a high-level agent, until she discovers evidence the [[Star Chamber]] incident was not a terrorist attack, but a planned execution of known Resistance members, using Red Horse to make it appear that terrorists were involved. Bianca may be the unnamed woman described as crying orange tears by Sgt. Jeff Slanski on the [[U.S. Wiretap]] site.
* "DGChertien"