Rage is an Offensive Upgrade.
With Rage you damage deal grows based on how low your life is. On 1 HP you can deal the most damage, but it's also risky to fight with that low health. It doesn't have Equipment version. Dex and Evelynn have this upgrade in the second slot.
Trivia[]
- The dragon head which is the icon of this upgrade is also icon of Rage killstreak used by Mercenary in Strike Force Heroes 2.