An enigmatic, masked man who works for Klein Sandman, Raven is completely loyal to his master, never sharing any personal information about himself. Raven oversees the Earthgertz's training, combat simulations and attack situations against the Zeravire, and occasionally answers to the EFA about Sandman's involvement in the extraterrestrials' invasion, in place of Sandman himself.<br /> <br /> <b>Big Spoiler</b><br /> <br />