Elfen Lied, Zero Recommendations
Elfen Lied and Zero deals with dark themes that includes tragic pasts and experimentation. Both series' main male protagonist gets involved with dangerous circumstances that tests the limits of their skills. Similarly, the main female protagonist/anti-hero demonstrates special powers because of their origins. In addition, both series relates to a sort of cat-and-mouse game as government and other organizations are seeking their capture. Recommended for fans seeking a story of dark twists and mature context.