Deadman Wonderland (2011)

S1E4 Crow Claw

Ganta finds himself imprisoned in Tamaki's laboratory following a confrontation with Senji, who possesses abilities akin to his own. During his time in confinement, Ganta begins to explore the depths of his newfound powers, realizing that a deadly battle awaits him in the near future, where he will need to put these skills to the ultimate test.