Tattoo design sketch for a forearm and wrist placement, blackwork style, dark futuristic symbolism, inspired by biomechanical, cyberpunk and abstract occult aesthetics. The composition starts near the base of the hand and slightly extends onto the back of the wrist, flowing naturally upward onto the forearm. The tattoo should feel like the beginning of a much larger sleeve, not a finished isolated piece. Central element: a unique personal symbol representing self-worth, inner strength and the