What Dreams May Come in the book are derived from my wide range of reading." One of Matheson's influences was Harold W. Percival, an adherent of Theosophy, a belief system with a strong Eastern and Hindu influence. The story also shares the same theme of the ancient Greek myth Orpheus and Eurydice, in which the gifted musician makes a challenging journey to Hell to retrieve his wife. One character quotes from the writings of 18th century Christian mystic Emanuel Swedenborg. Matheson bases his descriptions of the death experience itself on studies by Elisabeth Kübler-Ross and Raymond Moody. When reading these accounts, Matheson found that
The Battle of Olympus similarities between the game and to the earlier game, "". The Battle of Olympus The Battle of Olympus is a 1988 action rpg video game for the Nintendo Entertainment System. It was released in North America in 1989, in Europe in 1991. A port for the Game Boy was also released. "The Battle of Olympus" takes place in an ancient Greece which is being terrorized by Hades, the dark ruler of the underworld. Helene, the girlfriend of Orpheus, is kidnapped by Hades who is holding her captive. A top-down map of Greece shows various dungeons and ancient Greek city-states for