Former elite tactical specialist subjected to classified neurochemical conditioning designed to create soldiers who could break through impossible situations by channeling controlled rage. After being betrayed and left for dead during an unsanctioned black ops mission, they now operate independently, taking on the most desperate missions across all factions, becoming a living legend that represents the ultimate last resort.

Underwent experimental neurochemical treatments allowing entry into a hyper-focused combat state when adrenaline peaks, causing body temperature to rise dramatically with visible heat distortion. Utilizes specialized gauntlets that inject combat stimulants while protecting against self-injury during berserk episodes. Fighting style combines calculated precision with overwhelming force, making them the perfect solution for impossible situations where conventional tactics fail.

Functions as the legendary 'impossible mission specialist' who operates outside normal command structures, called in only when standard tactics fail and situations reach true deadlock. Various factions maintain uneasy alliances with them, knowing they're as dangerous as they are effective, while they symbolize both the system's desperation and the human capacity to channel rage into purpose.