Asura Cryin -

Machines that require a "Burial Doll"—a human sacrifice whose soul provides power.

The plot centers on a mysterious silver trunk delivered to Tomoharu by on behalf of his brother. This trunk contains an Asura Machina , a powerful mecha-like creature. Asura Cryin

Two seasons (26 episodes total) produced by Seven Arcs aired in 2009. Core Story & Mechanics Machines that require a "Burial Doll"—a human sacrifice