Sandalphon is an Archangel. He makes a major appearance in Sign and Awaking, during the fight against Metatron. Sandalphon is one of the oldest beings to exist in Dream Port. He was tasked to create a weapon by the other Archangels to counter the Devils. The weapon he made was a vessel for Metatron. After the mission, he sealed away Metatron and kept good maintenance of it in case a need arise to defend justice.

Sandalphon's name was taken from one of the archangel in Christian writings. He is 196 cm tall and weighs 82 kg.