Ruby

Uses
If used/equip It heals +2 health per second for 30 seconds (+60HP). It can also be used to craft the Gas Mask using (30x) Ruby.

Obtaining
The artifact Ruby is a common drop from a Zombie and can also be obtained from the anomaly Tornado.

Tips

 * 1) It completely negates radiation damage while active
 * 2) It CANNOT be used during an arena match BUT you may use one in the lobby directly before.
 * 3) It Useful when farming an anomaly for other artifacts
 * 4) It CAN be stacked with other artifacts
 * 5) It CANNOT stack with itself