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Akainu.

The embodiment of absolute justice who believes any sacrifice is justified to eliminate evil. Sakazuki's unwavering conviction and volcanic temper drive him to pursue pirates and criminals with merciless determination. His black-and-white worldview leaves no room for mercy, making him the most feared enforcer of the World Government's will.

• fanatical
• merciless
• determined
• aggressive
• uncompromising