Backstabber is an uncommon Corruption equipment card.
How to obtain
Backstabber can be earned through card packs or through crafting.
Backstabber, in addition to 4% Crit Chance also grants you +24% Crit Chance vs heroes not in combat, for a total of 28% Crit Chance (or more when upgraded)
Update .36 - January 10, 2017
- Description updated to actual value of +24% Crit Chance.